From 444e5065a473cc1d405a3bfb9040f70cd4d7f539 Mon Sep 17 00:00:00 2001
From: Pieter Hollander <git@pieterhollander.nl>
Date: Fri, 26 Jul 2024 22:35:30 +0200
Subject: [PATCH 01/23] Implement proper DB migrations using Goose. Upgrade go
 packages.

---
 go.mod                             |  11 ++-
 go.sum                             |  55 ++++++++++-
 main.go                            | 147 +++++++----------------------
 migrations/00001_log.sql           |  14 +++
 migrations/00002_inverters.sql     |  19 ++++
 migrations/00003_inverters_ac.sql  |  20 ++++
 migrations/00004_inverters_dc.sql  |  22 +++++
 migrations/00005_inverters_inv.sql |  19 ++++
 migrations/00006_events.sql        |  17 ++++
 migrations/00007_events.sql        |  26 +++++
 migrations/00008_hints.sql         |  16 ++++
 migrations/fs.go                   |   6 ++
 12 files changed, 255 insertions(+), 117 deletions(-)
 create mode 100644 migrations/00001_log.sql
 create mode 100644 migrations/00002_inverters.sql
 create mode 100644 migrations/00003_inverters_ac.sql
 create mode 100644 migrations/00004_inverters_dc.sql
 create mode 100644 migrations/00005_inverters_inv.sql
 create mode 100644 migrations/00006_events.sql
 create mode 100644 migrations/00007_events.sql
 create mode 100644 migrations/00008_hints.sql
 create mode 100644 migrations/fs.go

diff --git a/go.mod b/go.mod
index 07b4ae4..1d86d89 100644
--- a/go.mod
+++ b/go.mod
@@ -3,8 +3,15 @@ module git.hollander.online/energy/opendtu-logger
 go 1.22
 
 require (
-	github.com/gorilla/websocket v1.5.1
+	github.com/gorilla/websocket v1.5.3
 	github.com/lib/pq v1.10.9
+	github.com/pressly/goose/v3 v3.21.1
 )
 
-require golang.org/x/net v0.17.0 // indirect
+require (
+	github.com/mfridman/interpolate v0.0.2 // indirect
+	github.com/sethvargo/go-retry v0.2.4 // indirect
+	go.uber.org/multierr v1.11.0 // indirect
+	golang.org/x/net v0.27.0 // indirect
+	golang.org/x/sync v0.7.0 // indirect
+)
diff --git a/go.sum b/go.sum
index 944767b..f93ce7b 100644
--- a/go.sum
+++ b/go.sum
@@ -1,6 +1,57 @@
+github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/dustin/go-humanize v1.0.1 h1:GzkhY7T5VNhEkwH0PVJgjz+fX1rhBrR7pRT3mDkpeCY=
+github.com/dustin/go-humanize v1.0.1/go.mod h1:Mu1zIs6XwVuF/gI1OepvI0qD18qycQx+mFykh5fBlto=
+github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
+github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/gorilla/websocket v1.5.1 h1:gmztn0JnHVt9JZquRuzLw3g4wouNVzKL15iLr/zn/QY=
 github.com/gorilla/websocket v1.5.1/go.mod h1:x3kM2JMyaluk02fnUJpQuwD2dCS5NDG2ZHL0uE0tcaY=
+github.com/gorilla/websocket v1.5.3 h1:saDtZ6Pbx/0u+bgYQ3q96pZgCzfhKXGPqt7kZ72aNNg=
+github.com/gorilla/websocket v1.5.3/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
+github.com/hashicorp/golang-lru/v2 v2.0.7 h1:a+bsQ5rvGLjzHuww6tVxozPZFVghXaHOwFs4luLUK2k=
+github.com/hashicorp/golang-lru/v2 v2.0.7/go.mod h1:QeFd9opnmA6QUJc5vARoKUSoFhyfM2/ZepoAG6RGpeM=
 github.com/lib/pq v1.10.9 h1:YXG7RB+JIjhP29X+OtkiDnYaXQwpS4JEWq7dtCCRUEw=
 github.com/lib/pq v1.10.9/go.mod h1:AlVN5x4E4T544tWzH6hKfbfQvm3HdbOxrmggDNAPY9o=
-golang.org/x/net v0.17.0 h1:pVaXccu2ozPjCXewfr1S7xza/zcXTity9cCdXQYSjIM=
-golang.org/x/net v0.17.0/go.mod h1:NxSsAGuq816PNPmqtQdLE42eU2Fs7NoRIZrHJAlaCOE=
+github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
+github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
+github.com/mfridman/interpolate v0.0.2 h1:pnuTK7MQIxxFz1Gr+rjSIx9u7qVjf5VOoM/u6BbAxPY=
+github.com/mfridman/interpolate v0.0.2/go.mod h1:p+7uk6oE07mpE/Ik1b8EckO0O4ZXiGAfshKBWLUM9Xg=
+github.com/ncruces/go-strftime v0.1.9 h1:bY0MQC28UADQmHmaF5dgpLmImcShSi2kHU9XLdhx/f4=
+github.com/ncruces/go-strftime v0.1.9/go.mod h1:Fwc5htZGVVkseilnfgOVb9mKy6w1naJmn9CehxcKcls=
+github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/pressly/goose/v3 v3.21.1 h1:5SSAKKWej8LVVzNLuT6KIvP1eFDuPvxa+B6H0w78buQ=
+github.com/pressly/goose/v3 v3.21.1/go.mod h1:sqthmzV8PitchEkjecFJII//l43dLOCzfWh8pHEe+vE=
+github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec h1:W09IVJc94icq4NjY3clb7Lk8O1qJ8BdBEF8z0ibU0rE=
+github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec/go.mod h1:qqbHyh8v60DhA7CoWK5oRCqLrMHRGoxYCSS9EjAz6Eo=
+github.com/sethvargo/go-retry v0.2.4 h1:T+jHEQy/zKJf5s95UkguisicE0zuF9y7+/vgz08Ocec=
+github.com/sethvargo/go-retry v0.2.4/go.mod h1:1afjQuvh7s4gflMObvjLPaWgluLLyhA1wmVZ6KLpICw=
+github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsTg=
+github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
+go.uber.org/multierr v1.11.0 h1:blXXJkSxSSfBVBlC76pxqeO+LN3aDfLQo+309xJstO0=
+go.uber.org/multierr v1.11.0/go.mod h1:20+QtiLqy0Nd6FdQB9TLXag12DsQkrbs3htMFfDN80Y=
+golang.org/x/net v0.23.0 h1:7EYJ93RZ9vYSZAIb2x3lnuvqO5zneoD6IvWjuhfxjTs=
+golang.org/x/net v0.23.0/go.mod h1:JKghWKKOSdJwpW2GEx0Ja7fmaKnMsbu+MWVZTokSYmg=
+golang.org/x/net v0.27.0 h1:5K3Njcw06/l2y9vpGCSdcxWOYHOUk3dVNGDXN+FvAys=
+golang.org/x/net v0.27.0/go.mod h1:dDi0PyhWNoiUOrAS8uXv/vnScO4wnHQO4mj9fn/RytE=
+golang.org/x/sync v0.7.0 h1:YsImfSBoP9QPYL0xyKJPq0gcaJdG3rInoqxTWbfQu9M=
+golang.org/x/sync v0.7.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
+golang.org/x/sys v0.18.0 h1:DBdB3niSjOA/O0blCZBqDefyWNYveAYMNF1Wum0DYQ4=
+golang.org/x/sys v0.18.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/sys v0.22.0 h1:RI27ohtqKCnwULzJLqkv897zojh5/DwS/ENaMzUOaWI=
+gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
+gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+modernc.org/gc/v3 v3.0.0-20240107210532-573471604cb6 h1:5D53IMaUuA5InSeMu9eJtlQXS2NxAhyWQvkKEgXZhHI=
+modernc.org/gc/v3 v3.0.0-20240107210532-573471604cb6/go.mod h1:Qz0X07sNOR1jWYCrJMEnbW/X55x206Q7Vt4mz6/wHp4=
+modernc.org/libc v1.41.0 h1:g9YAc6BkKlgORsUWj+JwqoB1wU3o4DE3bM3yvA3k+Gk=
+modernc.org/libc v1.41.0/go.mod h1:w0eszPsiXoOnoMJgrXjglgLuDy/bt5RR4y3QzUUeodY=
+modernc.org/mathutil v1.6.0 h1:fRe9+AmYlaej+64JsEEhoWuAYBkOtQiMEU7n/XgfYi4=
+modernc.org/mathutil v1.6.0/go.mod h1:Ui5Q9q1TR2gFm0AQRqQUaBWFLAhQpCwNcuhBOSedWPo=
+modernc.org/memory v1.7.2 h1:Klh90S215mmH8c9gO98QxQFsY+W451E8AnzjoE2ee1E=
+modernc.org/memory v1.7.2/go.mod h1:NO4NVCQy0N7ln+T9ngWqOQfi7ley4vpwvARR+Hjw95E=
+modernc.org/sqlite v1.29.6 h1:0lOXGrycJPptfHDuohfYgNqoe4hu+gYuN/pKgY5XjS4=
+modernc.org/sqlite v1.29.6/go.mod h1:S02dvcmm7TnTRvGhv8IGYyLnIt7AS2KPaB1F/71p75U=
+modernc.org/strutil v1.2.0 h1:agBi9dp1I+eOnxXeiZawM8F4LawKv4NzGWSaLfyeNZA=
+modernc.org/strutil v1.2.0/go.mod h1:/mdcBmfOibveCTBxUl5B5l6W+TTH1FXPLHZE6bTosX0=
+modernc.org/token v1.1.0 h1:Xl7Ap9dKaEs5kLoOQeQmPWevfnk/DM5qcLcYlA8ys6Y=
+modernc.org/token v1.1.0/go.mod h1:UGzOrNV1mAFSEB63lOFHIpNRUVMvYTc6yu1SMY/XTDM=
diff --git a/main.go b/main.go
index 4ea5cc7..e6fbfa2 100644
--- a/main.go
+++ b/main.go
@@ -11,6 +11,7 @@ import (
 	"database/sql"
 	"encoding/json"
 	"fmt"
+	"io/fs"
 	"log"
 	"log/slog"
 	"net/http"
@@ -19,8 +20,10 @@ import (
 	"time"
 	_ "time/tzdata"
 
+	"git.hollander.online/energy/opendtu-logger/migrations"
 	"github.com/gorilla/websocket"
 	_ "github.com/lib/pq"
+	"github.com/pressly/goose/v3"
 )
 
 // VUD contains three variables used for most metrics sent by OpenDTU:
@@ -212,7 +215,7 @@ func main() {
 	defer db.Close()
 
 	// Create tables if they don't exist
-	createTables(db)
+	migrateDB(db)
 
 	// Create WebSocket URL from config variable
 	wsURL := "ws://" + config.OpenDTU + "/livedata"
@@ -287,122 +290,14 @@ func handleMessage(message []byte, db *sql.DB) {
 	}
 }
 
-func createTables(db *sql.DB) {
-	// Execute SQL statements to create tables if they don't exist
-	// inverter_serial is TEXT as some non-Hoymiles inverters use non-numeric serial numbers.
-	// An additional advantage is that it makes plotting in Grafana easier.
+func migrateDB(db *sql.DB) {
 	// TODO: Foreign keys commented out as TimescaleDB hypertables don't support them.
-	createTableSQL := `
-	CREATE TABLE IF NOT EXISTS opendtu_log (
-		timestamp TIMESTAMPTZ UNIQUE DEFAULT CURRENT_TIMESTAMP,
-		power NUMERIC,
-		yieldday NUMERIC,
-		yieldtotal NUMERIC
-	);
-	
-	CREATE TABLE IF NOT EXISTS opendtu_inverters (
-		timestamp TIMESTAMPTZ,
-		-- FOREIGN KEY (timestamp) REFERENCES opendtu_log(timestamp),
-		inverter_serial TEXT,
-		name TEXT,
-		producing BOOL,
-		limit_relative NUMERIC,
-		limit_absolute NUMERIC
-	);
-	
-	CREATE TABLE IF NOT EXISTS opendtu_inverters_ac (
-		timestamp TIMESTAMPTZ,
-		-- FOREIGN KEY (timestamp) REFERENCES opendtu_log(timestamp),
-		inverter_serial TEXT,
-		ac_number INT,
-		power NUMERIC,
-		voltage NUMERIC,
-		current NUMERIC,
-		frequency NUMERIC,
-		powerfactor NUMERIC,
-		reactivepower NUMERIC
-	);
-	
-	CREATE TABLE IF NOT EXISTS opendtu_inverters_dc (
-		-- id SERIAL PRIMARY KEY,
-		timestamp TIMESTAMPTZ,
-		-- FOREIGN KEY (timestamp) REFERENCES opendtu_log(timestamp),
-		inverter_serial TEXT,
-     	dc_number INT,
-		name TEXT,
-		power NUMERIC,
-		voltage NUMERIC,
-		current NUMERIC,
-		yieldday NUMERIC,
-		yieldtotal NUMERIC,
-		irradiation NUMERIC
-	);
-	
-	CREATE TABLE IF NOT EXISTS opendtu_inverters_inv (
-		-- id SERIAL PRIMARY KEY,
-		timestamp TIMESTAMPTZ,
-		-- FOREIGN KEY (timestamp) REFERENCES opendtu_log(timestamp),
-		inverter_serial TEXT,
-		temperature NUMERIC,
-		power_dc NUMERIC,
-		yieldday NUMERIC,
-		yieldtotal NUMERIC,
-		efficiency NUMERIC
-	);
 
-	CREATE TABLE IF NOT EXISTS opendtu_events (
-		-- id SERIAL PRIMARY KEY,
-		timestamp TIMESTAMPTZ DEFAULT CURRENT_TIMESTAMP,
-		inverter_serial TEXT,
-		message_id INT,
-		message TEXT,
-		start_time INT,
-		end_time INT
-	);
+	// Perform DB migrations
+	err := migrateFS(db, migrations.FS, ".")
 
-	DO $$
-	BEGIN
-		-- Check if start_timestamp column exists
-		IF NOT EXISTS (SELECT 1 FROM information_schema.columns 
-					WHERE table_name='opendtu_events' 
-					AND column_name='start_timestamp') THEN
-			-- Add start_timestamp column
-			ALTER TABLE opendtu_events 
-			ADD COLUMN start_timestamp TIMESTAMPTZ;
-		END IF;
-
-		-- Check if end_timestamp column exists
-		IF NOT EXISTS (SELECT 1 FROM information_schema.columns 
-					WHERE table_name='opendtu_events' 
-					AND column_name='end_timestamp') THEN
-			-- Add end_timestamp column
-			ALTER TABLE opendtu_events 
-			ADD COLUMN end_timestamp TIMESTAMPTZ;
-		END IF;
-	END $$;
-
-	CREATE TABLE IF NOT EXISTS opendtu_hints (
-		-- id SERIAL PRIMARY KEY,
-		timestamp TIMESTAMPTZ,
-		-- FOREIGN KEY (timestamp) REFERENCES opendtu_log(timestamp),
-		time_sync BOOL,
-		radio_problem BOOL,
-		default_password BOOL
-	);
-	
-	CREATE INDEX IF NOT EXISTS opendtu_log_timestamp_idx ON opendtu_log (timestamp);
-	CREATE INDEX IF NOT EXISTS opendtu_inverters_timestamp_idx ON opendtu_inverters (timestamp);
-	CREATE INDEX IF NOT EXISTS opendtu_inverters_ac_timestamp_idx ON opendtu_inverters_ac (timestamp);
-	CREATE INDEX IF NOT EXISTS opendtu_inverters_dc_timestamp_idx ON opendtu_inverters_dc (timestamp);
-	CREATE INDEX IF NOT EXISTS opendtu_inverters_inv_timestamp_idx ON opendtu_inverters_inv (timestamp);
-	CREATE INDEX IF NOT EXISTS opendtu_events_timestamp_idx ON opendtu_events (timestamp);
-	CREATE INDEX IF NOT EXISTS opendtu_hints_timestamp_idx ON opendtu_hints (timestamp);
-
-	`
-
-	_, err := db.Exec(createTableSQL)
 	if err != nil {
-		log.Fatal("Error creating tables: ", err)
+		log.Fatal("Error performing database migrations: ", err)
 	}
 	timescaleEnabled := config.TimescaleDB
 
@@ -502,6 +397,32 @@ func insertLiveData(db *sql.DB, inverter Inverter, total Total, hints Hints) {
 
 }
 
+func migrate(db *sql.DB, dir string) error {
+	err := goose.SetDialect("postgres")
+	if err != nil {
+		return fmt.Errorf("migrate: %w", err)
+	}
+	err = goose.Up(db, dir)
+	if err != nil {
+		return fmt.Errorf("migrate: %w", err)
+	}
+	return nil
+
+}
+
+func migrateFS(db *sql.DB, migrationFS fs.FS, dir string) error {
+	// In case the dir is an empty string, they probably meant the current directory and goose wants a period for that.
+	if dir == "" {
+		dir = "."
+	}
+	goose.SetBaseFS(migrationFS)
+	defer func() {
+		// Ensure that we remove the FS on the off chance some other part of our app uses goose for migrations and doesn't want to use our FS.
+		goose.SetBaseFS(nil)
+	}()
+	return migrate(db, dir)
+}
+
 func queryEventsEndpoint(inverterSerial string) (*EventsResponse, error) {
 	remoteURL := config.OpenDTU
 	endpoint := fmt.Sprintf("http://"+remoteURL+"/api/eventlog/status?inv=%s", inverterSerial)
diff --git a/migrations/00001_log.sql b/migrations/00001_log.sql
new file mode 100644
index 0000000..6a9d6b4
--- /dev/null
+++ b/migrations/00001_log.sql
@@ -0,0 +1,14 @@
+-- +goose Up
+-- +goose StatementBegin
+CREATE TABLE IF NOT EXISTS opendtu_log (
+    timestamp TIMESTAMPTZ UNIQUE DEFAULT CURRENT_TIMESTAMP,
+    power NUMERIC,
+    yieldday NUMERIC,
+    yieldtotal NUMERIC
+);
+
+CREATE INDEX IF NOT EXISTS opendtu_log_timestamp_idx ON opendtu_log (timestamp);
+-- +goose StatementEnd
+-- +goose Down
+-- +goose StatementBegin
+-- +goose StatementEnd
diff --git a/migrations/00002_inverters.sql b/migrations/00002_inverters.sql
new file mode 100644
index 0000000..935eb63
--- /dev/null
+++ b/migrations/00002_inverters.sql
@@ -0,0 +1,19 @@
+-- +goose Up
+-- +goose StatementBegin
+CREATE TABLE IF NOT EXISTS opendtu_inverters (
+    timestamp TIMESTAMPTZ,
+    -- FOREIGN KEY (timestamp) REFERENCES opendtu_log(timestamp),
+    -- 	inverter_serial is TEXT as some non-Hoymiles inverters use non-numeric serial numbers.
+    -- 	An additional advantage is that it makes plotting in Grafana easier.
+    inverter_serial TEXT,
+    name TEXT,
+    producing BOOL,
+    limit_relative NUMERIC,
+    limit_absolute NUMERIC
+);
+
+CREATE INDEX IF NOT EXISTS opendtu_inverters_timestamp_idx ON opendtu_inverters (timestamp);
+-- +goose StatementEnd
+-- +goose Down
+-- +goose StatementBegin
+-- +goose StatementEnd
diff --git a/migrations/00003_inverters_ac.sql b/migrations/00003_inverters_ac.sql
new file mode 100644
index 0000000..cccfb2d
--- /dev/null
+++ b/migrations/00003_inverters_ac.sql
@@ -0,0 +1,20 @@
+-- +goose Up
+-- +goose StatementBegin
+CREATE TABLE IF NOT EXISTS opendtu_inverters_ac (
+    timestamp TIMESTAMPTZ,
+    -- FOREIGN KEY (timestamp) REFERENCES opendtu_log(timestamp),
+    inverter_serial TEXT,
+    ac_number INT,
+    power NUMERIC,
+    voltage NUMERIC,
+    current NUMERIC,
+    frequency NUMERIC,
+    powerfactor NUMERIC,
+    reactivepower NUMERIC
+);
+
+CREATE INDEX IF NOT EXISTS opendtu_inverters_ac_timestamp_idx ON opendtu_inverters_ac (timestamp);
+-- +goose StatementEnd
+-- +goose Down
+-- +goose StatementBegin
+-- +goose StatementEnd
diff --git a/migrations/00004_inverters_dc.sql b/migrations/00004_inverters_dc.sql
new file mode 100644
index 0000000..c958fef
--- /dev/null
+++ b/migrations/00004_inverters_dc.sql
@@ -0,0 +1,22 @@
+-- +goose Up
+-- +goose StatementBegin
+CREATE TABLE IF NOT EXISTS opendtu_inverters_dc (
+    -- id SERIAL PRIMARY KEY,
+    timestamp TIMESTAMPTZ,
+    -- FOREIGN KEY (timestamp) REFERENCES opendtu_log(timestamp),
+    inverter_serial TEXT,
+    dc_number INT,
+    name TEXT,
+    power NUMERIC,
+    voltage NUMERIC,
+    current NUMERIC,
+    yieldday NUMERIC,
+    yieldtotal NUMERIC,
+    irradiation NUMERIC
+);
+
+CREATE INDEX IF NOT EXISTS opendtu_inverters_dc_timestamp_idx ON opendtu_inverters_dc (timestamp);
+-- +goose StatementEnd
+-- +goose Down
+-- +goose StatementBegin
+-- +goose StatementEnd
diff --git a/migrations/00005_inverters_inv.sql b/migrations/00005_inverters_inv.sql
new file mode 100644
index 0000000..677248f
--- /dev/null
+++ b/migrations/00005_inverters_inv.sql
@@ -0,0 +1,19 @@
+-- +goose Up
+-- +goose StatementBegin
+CREATE TABLE IF NOT EXISTS opendtu_inverters_inv (
+    -- id SERIAL PRIMARY KEY,
+    timestamp TIMESTAMPTZ,
+    -- FOREIGN KEY (timestamp) REFERENCES opendtu_log(timestamp),
+    inverter_serial TEXT,
+    temperature NUMERIC,
+    power_dc NUMERIC,
+    yieldday NUMERIC,
+    yieldtotal NUMERIC,
+    efficiency NUMERIC
+);
+
+CREATE INDEX IF NOT EXISTS opendtu_inverters_inv_timestamp_idx ON opendtu_inverters_inv (timestamp);
+-- +goose StatementEnd
+-- +goose Down
+-- +goose StatementBegin
+-- +goose StatementEnd
diff --git a/migrations/00006_events.sql b/migrations/00006_events.sql
new file mode 100644
index 0000000..4f56cc7
--- /dev/null
+++ b/migrations/00006_events.sql
@@ -0,0 +1,17 @@
+-- +goose Up
+-- +goose StatementBegin
+CREATE TABLE IF NOT EXISTS opendtu_events (
+	-- id SERIAL PRIMARY KEY,
+	timestamp TIMESTAMPTZ DEFAULT CURRENT_TIMESTAMP,
+	inverter_serial TEXT,
+	message_id INT,
+	message TEXT,
+	start_time INT,
+	end_time INT
+);
+
+CREATE INDEX IF NOT EXISTS opendtu_events_timestamp_idx ON opendtu_events (timestamp);
+-- +goose StatementEnd
+-- +goose Down
+-- +goose StatementBegin
+-- +goose StatementEnd
\ No newline at end of file
diff --git a/migrations/00007_events.sql b/migrations/00007_events.sql
new file mode 100644
index 0000000..d7ad456
--- /dev/null
+++ b/migrations/00007_events.sql
@@ -0,0 +1,26 @@
+-- +goose Up
+-- +goose StatementBegin
+DO $$
+BEGIN
+    -- Check if start_timestamp column exists
+    IF NOT EXISTS (SELECT 1 FROM information_schema.columns 
+                WHERE table_name='opendtu_events' 
+                AND column_name='start_timestamp') THEN
+        -- Add start_timestamp column
+        ALTER TABLE opendtu_events 
+        ADD COLUMN start_timestamp TIMESTAMPTZ;
+    END IF;
+
+    -- Check if end_timestamp column exists
+    IF NOT EXISTS (SELECT 1 FROM information_schema.columns 
+                WHERE table_name='opendtu_events' 
+                AND column_name='end_timestamp') THEN
+        -- Add end_timestamp column
+        ALTER TABLE opendtu_events 
+        ADD COLUMN end_timestamp TIMESTAMPTZ;
+    END IF;
+END $$;
+-- +goose StatementEnd
+-- +goose Down
+-- +goose StatementBegin
+-- +goose StatementEnd
diff --git a/migrations/00008_hints.sql b/migrations/00008_hints.sql
new file mode 100644
index 0000000..ed5e87b
--- /dev/null
+++ b/migrations/00008_hints.sql
@@ -0,0 +1,16 @@
+-- +goose Up
+-- +goose StatementBegin
+CREATE TABLE IF NOT EXISTS opendtu_hints (
+    -- id SERIAL PRIMARY KEY,
+    timestamp TIMESTAMPTZ,
+    -- FOREIGN KEY (timestamp) REFERENCES opendtu_log(timestamp),
+    time_sync BOOL,
+    radio_problem BOOL,
+    default_password BOOL
+);
+
+CREATE INDEX IF NOT EXISTS opendtu_hints_timestamp_idx ON opendtu_hints (timestamp);
+-- +goose StatementEnd
+-- +goose Down
+-- +goose StatementBegin
+-- +goose StatementEnd
diff --git a/migrations/fs.go b/migrations/fs.go
new file mode 100644
index 0000000..91cca1c
--- /dev/null
+++ b/migrations/fs.go
@@ -0,0 +1,6 @@
+package migrations
+
+import "embed"
+
+//go:embed *.sql
+var FS embed.FS

From 9a0fb6ad1c24c5bc5d29a2ce15b5c5dd47dfa5a0 Mon Sep 17 00:00:00 2001
From: Pieter Hollander <git@pieterhollander.nl>
Date: Fri, 26 Jul 2024 22:36:50 +0200
Subject: [PATCH 02/23] Remove completed DB migration TODO.

---
 main.go | 1 -
 1 file changed, 1 deletion(-)

diff --git a/main.go b/main.go
index e6fbfa2..1184b82 100644
--- a/main.go
+++ b/main.go
@@ -4,7 +4,6 @@
 // Idea: Make a full admin / config GUI and only configure through this utility.
 // Idea: Gather settings only on start-up.
 // TODO: Only update meter readings such as yieldday, yieldtotal on-change.
-// TODO: Implement proper DB migrations.
 package main
 
 import (

From a7576cd0c06b5077dac1250bfeb1d912c4f91e67 Mon Sep 17 00:00:00 2001
From: Pieter Hollander <git@pieterhollander.nl>
Date: Fri, 26 Jul 2024 22:37:29 +0200
Subject: [PATCH 03/23] Add health check TODO.

---
 main.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/main.go b/main.go
index 1184b82..8bd6657 100644
--- a/main.go
+++ b/main.go
@@ -4,6 +4,7 @@
 // Idea: Make a full admin / config GUI and only configure through this utility.
 // Idea: Gather settings only on start-up.
 // TODO: Only update meter readings such as yieldday, yieldtotal on-change.
+// TODO: Add a health check endpoint, potentially log to it.
 package main
 
 import (

From bf885fb84ce45ddbfabe4d000db64b400b46e394 Mon Sep 17 00:00:00 2001
From: Pieter Hollander <git@pieterhollander.nl>
Date: Fri, 26 Jul 2024 22:42:31 +0200
Subject: [PATCH 04/23] Change default version in compose examples from main to
 latest.

---
 docker/compose.with-database-grafana.yml | 2 +-
 docker/compose.with-database.yml         | 2 +-
 docker/compose.yml                       | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/docker/compose.with-database-grafana.yml b/docker/compose.with-database-grafana.yml
index b7fa9d4..2a63282 100644
--- a/docker/compose.with-database-grafana.yml
+++ b/docker/compose.with-database-grafana.yml
@@ -22,7 +22,7 @@ services:
       retries: 20
 
   opendtu-logger:
-    image: git.hollander.online/energy/opendtu-logger:main
+    image: git.hollander.online/energy/opendtu-logger:latest
     restart: always
     environment:
       DB_URL: ${DB_URL}
diff --git a/docker/compose.with-database.yml b/docker/compose.with-database.yml
index b0a9004..867bbd9 100644
--- a/docker/compose.with-database.yml
+++ b/docker/compose.with-database.yml
@@ -23,7 +23,7 @@ services:
 
   opendtu-logger:
     restart: always
-    image: git.hollander.online/energy/opendtu-logger:main
+    image: git.hollander.online/energy/opendtu-logger:latest
     environment:
       DB_URL: ${DB_URL}
       REMOTE_URL: ${REMOTE_URL}
diff --git a/docker/compose.yml b/docker/compose.yml
index d25a958..dc0fbe3 100644
--- a/docker/compose.yml
+++ b/docker/compose.yml
@@ -2,7 +2,7 @@ version: '3.8'
 services:
   opendtu-logger:
     restart: always
-    image: git.hollander.online/energy/opendtu-logger:main
+    image: git.hollander.online/energy/opendtu-logger:latest
     environment:
       DB_URL: ${DB_URL}
       REMOTE_URL: ${REMOTE_URL}

From 48d0382b0e15e9fbef12ebc54e0f10ea314fd8a1 Mon Sep 17 00:00:00 2001
From: Pieter Hollander <git@pieterhollander.nl>
Date: Fri, 26 Jul 2024 23:46:19 +0200
Subject: [PATCH 05/23] BREAKING: Migrate REMOTE_URL to OPENDTU_ADDRESS.
 BREAKING: Migrate opendtu to opendtu_address Add authentication capability
 for locked-down opendtu's. Updated setup examples with new variables.

---
 docker/compose.with-database-grafana.yml |   5 +-
 docker/compose.with-database.yml         |   5 +-
 docker/compose.yml                       |   5 +-
 docker/example.with-database.env         |   8 +-
 main.go                                  | 102 +++++++++++++++++++----
 systemd/opendtu-logger.service           |   5 +-
 6 files changed, 109 insertions(+), 21 deletions(-)

diff --git a/docker/compose.with-database-grafana.yml b/docker/compose.with-database-grafana.yml
index 2a63282..d72d7e7 100644
--- a/docker/compose.with-database-grafana.yml
+++ b/docker/compose.with-database-grafana.yml
@@ -26,7 +26,10 @@ services:
     restart: always
     environment:
       DB_URL: ${DB_URL}
-      REMOTE_URL: ${REMOTE_URL}
+      OPENDTU_ADDRESS: ${OPENDTU_ADDRESS}
+      OPENDTU_AUTH: ${OPENDTU_AUTH}
+      OPENDTU_USERNAME: ${OPENDTU_USERNAME}
+      OPENDTU_PASSWORD: ${OPENDTU_PASSWORD}
       TIMESCALEDB_ENABLED: ${TIMESCALEDB_ENABLED}
       TZ: ${TZ}
     depends_on:
diff --git a/docker/compose.with-database.yml b/docker/compose.with-database.yml
index 867bbd9..277ee63 100644
--- a/docker/compose.with-database.yml
+++ b/docker/compose.with-database.yml
@@ -26,7 +26,10 @@ services:
     image: git.hollander.online/energy/opendtu-logger:latest
     environment:
       DB_URL: ${DB_URL}
-      REMOTE_URL: ${REMOTE_URL}
+      OPENDTU_ADDRESS: ${OPENDTU_ADDRESS}
+      OPENDTU_AUTH: ${OPENDTU_AUTH}
+      OPENDTU_USERNAME: ${OPENDTU_USERNAME}
+      OPENDTU_PASSWORD: ${OPENDTU_PASSWORD}
       TIMESCALEDB_ENABLED: ${TIMESCALEDB_ENABLED}
       TZ: ${TZ}
     depends_on:
diff --git a/docker/compose.yml b/docker/compose.yml
index dc0fbe3..2c29835 100644
--- a/docker/compose.yml
+++ b/docker/compose.yml
@@ -5,7 +5,10 @@ services:
     image: git.hollander.online/energy/opendtu-logger:latest
     environment:
       DB_URL: ${DB_URL}
-      REMOTE_URL: ${REMOTE_URL}
+      OPENDTU_ADDRESS: ${OPENDTU_ADDRESS}
+      OPENDTU_AUTH: ${OPENDTU_AUTH}
+      OPENDTU_USERNAME: ${OPENDTU_USERNAME}
+      OPENDTU_PASSWORD: ${OPENDTU_PASSWORD}
       TIMESCALEDB_ENABLED: ${TIMESCALEDB_ENABLED}
       TZ: ${TZ}
     depends_on:
diff --git a/docker/example.with-database.env b/docker/example.with-database.env
index a283d89..5131f51 100644
--- a/docker/example.with-database.env
+++ b/docker/example.with-database.env
@@ -1,9 +1,13 @@
+# OpenDTU
+OPENDTU_ADDRESS="192.168.1.89:80"
+OPENDTU_AUTH=false
+OPENDTU_USERNAME=
+OPENDTU_PASSWORD=
 # OpenDTU Logger
-REMOTE_URL="192.168.1.89:80"
 DB_URL="host=timescaledb port=5432 user=postgres password=secret dbname=opendtu_logger sslmode=disable"
 TIMESCALEDB_ENABLED=true
 TZ="Europe/Amsterdam"
 # Database configuration
 PG_USER=postgres
 PG_PASSWORD=
-PG_DB=opendtu_logger
\ No newline at end of file
+PG_DB=opendtu_logger
diff --git a/main.go b/main.go
index 8bd6657..2d3921f 100644
--- a/main.go
+++ b/main.go
@@ -1,5 +1,4 @@
 // TODO: Storage optimisation: Map inverter serial to shorter serial. Use that for referring.
-// TODO: Use username and password provided using Basic Authentication.
 // TODO: Record Inverter struct data only on-change.
 // Idea: Make a full admin / config GUI and only configure through this utility.
 // Idea: Gather settings only on start-up.
@@ -9,6 +8,7 @@ package main
 
 import (
 	"database/sql"
+	"encoding/base64"
 	"encoding/json"
 	"fmt"
 	"io/fs"
@@ -149,10 +149,13 @@ type InverterSettingsData struct {
 
 // Config settings struct
 type Config struct {
-	DB          string `json:"db"`
-	OpenDTU     string `json:"opendtu"`
-	TimescaleDB bool   `json:"timescaledb"`
-	TZ          string `json:"tz"`
+	DB              string `json:"db"`
+	OpenDTUAddress  string `json:"opendtu_address"`
+	OpenDTUAuth     bool   `json:"opendtu_auth"`
+	OpenDTUUser     string `json:"opendtu_username"`
+	OpenDTUPassword string `json:"opendtu_password"`
+	TimescaleDB     bool   `json:"timescaledb"`
+	TZ              string `json:"tz"`
 }
 
 var logger = slog.New(slog.NewJSONHandler(os.Stdout, nil))
@@ -173,15 +176,50 @@ func loadConfig() Config {
 		if err != nil {
 			log.Fatalf("Error parsing config file: %v", err)
 		}
+		if config.DB == "" {
+			log.Fatal("db connection settings are not set")
+		}
+		if config.OpenDTUAddress == "" {
+			log.Fatal("opendtu_address is not set")
+		}
+		if config.OpenDTUAuth {
+			if config.OpenDTUUser == "" {
+				log.Fatal("opendtu_username is not set, while opendtu_auth is set to enabled. Set opendtu_auth to false or set username")
+			}
+			if config.OpenDTUPassword == "" {
+				log.Fatal("opendtu_password is not set, while opendtu_auth is set to enabled. Set opendtu_auth to false or set password")
+			}
+		}
 	} else {
+		logger.Info("JSON config file not found. Falling back to environment variables.")
 		// Fallback to environment variables
 		config.DB = os.Getenv("DB_URL")
 		if config.DB == "" {
 			log.Fatal("DB_URL environment variable is not set.")
 		}
-		config.OpenDTU = os.Getenv("REMOTE_URL")
-		if config.OpenDTU == "" {
-			log.Fatal("REMOTE_URL environment variable is not set.")
+		config.OpenDTUAddress = os.Getenv("OPENDTU_ADDRESS")
+		if config.OpenDTUAddress == "" {
+			log.Fatal("OPENDTU_ADDRESS environment variable is not set.")
+		}
+
+		openDTUAuthStr := os.Getenv("OPENDTU_AUTH")
+		if openDTUAuthStr != "" {
+			openDTUAuth, err := strconv.ParseBool(openDTUAuthStr)
+			if err != nil {
+				log.Fatalf("Error parsing OPENDTU_AUTH: %v", err)
+			}
+			config.OpenDTUAuth = openDTUAuth
+		}
+		if config.OpenDTUAuth {
+			config.OpenDTUUser = os.Getenv("OPENDTU_USERNAME")
+			if config.OpenDTUUser == "" {
+				log.Fatal("OPENDTU_USERNAME environment variable is not set.")
+			}
+			config.OpenDTUPassword = os.Getenv("OPENDTU_PASSWORD")
+			if config.OpenDTUPassword == "" {
+				log.Fatal("OPENDTU_PASSWORD environment variable is not set.")
+			}
+
 		}
 
 		timescaleDBStr := os.Getenv("TIMESCALEDB_ENABLED")
@@ -194,6 +232,10 @@ func loadConfig() Config {
 		}
 		config.TZ = os.Getenv("TZ")
 	}
+	_, err = time.LoadLocation(config.TZ)
+	if err != nil {
+		logger.Warn("invalid timezone")
+	}
 
 	return config
 }
@@ -218,10 +260,16 @@ func main() {
 	migrateDB(db)
 
 	// Create WebSocket URL from config variable
-	wsURL := "ws://" + config.OpenDTU + "/livedata"
+	wsURL := "ws://" + config.OpenDTUAddress + "/livedata"
+
+	// Create headers with optional Basic Auth
+	headers := http.Header{}
+	if config.OpenDTUAuth {
+		headers.Set("Authorization", basicAuth(config.OpenDTUUser, config.OpenDTUPassword))
+	}
 
 	// Establish WebSocket connection
-	c, _, err := websocket.DefaultDialer.Dial(wsURL, nil)
+	c, _, err := websocket.DefaultDialer.Dial(wsURL, headers)
 	if err != nil {
 		log.Fatal(err)
 	}
@@ -424,15 +472,33 @@ func migrateFS(db *sql.DB, migrationFS fs.FS, dir string) error {
 }
 
 func queryEventsEndpoint(inverterSerial string) (*EventsResponse, error) {
-	remoteURL := config.OpenDTU
-	endpoint := fmt.Sprintf("http://"+remoteURL+"/api/eventlog/status?inv=%s", inverterSerial)
+	endpoint := fmt.Sprintf("http://"+config.OpenDTUAddress+"/api/eventlog/status?inv=%s", inverterSerial)
 
-	resp, err := http.Get(endpoint)
+	// Create a new HTTP request
+	req, err := http.NewRequest("GET", endpoint, nil)
+	if err != nil {
+		return nil, err
+	}
+
+	if config.OpenDTUAuth {
+		// Add Basic Auth header
+		req.Header.Add("Authorization", basicAuth(config.OpenDTUUser, config.OpenDTUPassword))
+	}
+
+	// Send the request
+	client := &http.Client{}
+	resp, err := client.Do(req)
 	if err != nil {
 		return nil, err
 	}
 	defer resp.Body.Close()
 
+	// Check for HTTP errors
+	if resp.StatusCode != http.StatusOK {
+		return nil, fmt.Errorf("HTTP request failed with status: %s", resp.Status)
+	}
+
+	// Decode the response
 	var eventsResponse EventsResponse
 	if err := json.NewDecoder(resp.Body).Decode(&eventsResponse); err != nil {
 		return nil, err
@@ -508,6 +574,12 @@ func updateEvents(db *sql.DB, inverterSerial string, events *EventsResponse) {
 	}
 }
 
+// basicAuth generates the Basic Auth header value
+func basicAuth(username, password string) string {
+	credentials := username + ":" + password
+	return "Basic " + base64.StdEncoding.EncodeToString([]byte(credentials))
+}
+
 // TODO: finish this function.
 // func updateInverterConfig(db *sql.DB) {
 // 	// Periodically query the /api/inverter/list
@@ -526,8 +598,8 @@ func updateEvents(db *sql.DB, inverterSerial string, events *EventsResponse) {
 // }
 
 // func queryConfigEndpoint() (*InverterSettingsData, error) {
-// 	remoteURL := os.Getenv("REMOTE_URL")
-// 	endpoint := fmt.Sprintf("http://" + remoteURL + "/api/inverter/list")
+// 	openDTUAddress := os.Getenv("OPENDTU_ADDRESS")
+// 	endpoint := fmt.Sprintf("http://" + openDTUAddress + "/api/inverter/list")
 
 // 	resp, err := http.Get(endpoint)
 // 	if err != nil {
diff --git a/systemd/opendtu-logger.service b/systemd/opendtu-logger.service
index 9c14fb6..60fa257 100644
--- a/systemd/opendtu-logger.service
+++ b/systemd/opendtu-logger.service
@@ -16,7 +16,10 @@ Type=simple
 User=opendtu-logger
 Group=opendtu-logger
 
-Environment="REMOTE_URL=opendtu.local:80"
+Environment="OPENDTU_ADDRESS=opendtu.local:80"
+Environment="OPENDTU_AUTH=false"
+Environment="OPENDTU_USERNAME=admin"
+Environment="OPENDTU_PASSWORD=your_super_secret_password"
 Environment="DB_URL=host=localhost port=5432 user=postgres password=secret dbname=dtu sslmode=disable"
 Environment="TIMESCALEDB_ENABLED=true"
 Environment="TZ=Europe/Amsterdam"

From b63c1e85d33b47812049a8526c743c8a1647baf4 Mon Sep 17 00:00:00 2001
From: Pieter Hollander <git@pieterhollander.nl>
Date: Sat, 27 Jul 2024 00:08:40 +0200
Subject: [PATCH 06/23] Add DEBUG log_level.

---
 main.go | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/main.go b/main.go
index 2d3921f..60d76ae 100644
--- a/main.go
+++ b/main.go
@@ -156,6 +156,7 @@ type Config struct {
 	OpenDTUPassword string `json:"opendtu_password"`
 	TimescaleDB     bool   `json:"timescaledb"`
 	TZ              string `json:"tz"`
+	LogLevel        string `json:"log_level"`
 }
 
 var logger = slog.New(slog.NewJSONHandler(os.Stdout, nil))
@@ -240,6 +241,30 @@ func loadConfig() Config {
 	return config
 }
 
+// Helper function to map environment variable to slog.Level
+func getLogLevel(defaultLevel slog.Level) slog.Level {
+	logLevelStr := config.LogLevel
+	switch logLevelStr {
+	case "DEBUG":
+		return slog.LevelDebug
+	case "INFO":
+		return slog.LevelInfo
+	case "WARN":
+		return slog.LevelWarn
+	case "ERROR":
+		return slog.LevelError
+	default:
+		return defaultLevel
+	}
+}
+
+// Function to create a new logger with a specified log level
+func createLoggerWithLevel(level slog.Level) *slog.Logger {
+	return slog.New(slog.NewJSONHandler(os.Stdout, &slog.HandlerOptions{
+		Level: level,
+	}))
+}
+
 // Main program
 func main() {
 	// Initial logger setup
@@ -248,6 +273,10 @@ func main() {
 	// Load the configuration
 	config := loadConfig()
 
+	// Set the logLevel
+	logLevel := getLogLevel(slog.LevelInfo) // Default to info level
+	logger = createLoggerWithLevel(logLevel)
+
 	dbConnStr := config.DB
 	// Connect to PostgreSQL
 	db, err := sql.Open("postgres", dbConnStr)
@@ -262,6 +291,8 @@ func main() {
 	// Create WebSocket URL from config variable
 	wsURL := "ws://" + config.OpenDTUAddress + "/livedata"
 
+	logger.Debug(wsURL)
+
 	// Create headers with optional Basic Auth
 	headers := http.Header{}
 	if config.OpenDTUAuth {

From 3556e401bc3fc0aebdfe91d196c604aa42ff49c9 Mon Sep 17 00:00:00 2001
From: Pieter Hollander <git@pieterhollander.nl>
Date: Sat, 27 Jul 2024 00:42:51 +0200
Subject: [PATCH 07/23] Add configurable LOG_LEVEL env vars.

---
 docker/compose.with-database-grafana.yml |  1 +
 docker/compose.with-database.yml         |  2 ++
 docker/compose.yml                       |  1 +
 docker/example.env                       | 11 +++++++++++
 docker/example.with-database.env         |  3 +++
 main.go                                  |  1 +
 systemd/opendtu-logger.service           |  2 ++
 7 files changed, 21 insertions(+)
 create mode 100644 docker/example.env

diff --git a/docker/compose.with-database-grafana.yml b/docker/compose.with-database-grafana.yml
index d72d7e7..1833916 100644
--- a/docker/compose.with-database-grafana.yml
+++ b/docker/compose.with-database-grafana.yml
@@ -32,6 +32,7 @@ services:
       OPENDTU_PASSWORD: ${OPENDTU_PASSWORD}
       TIMESCALEDB_ENABLED: ${TIMESCALEDB_ENABLED}
       TZ: ${TZ}
+      LOG_LEVEL: ${LOG_LEVEL}
     depends_on:
       timescaledb:
         condition: service_healthy
diff --git a/docker/compose.with-database.yml b/docker/compose.with-database.yml
index 277ee63..fdbb400 100644
--- a/docker/compose.with-database.yml
+++ b/docker/compose.with-database.yml
@@ -32,6 +32,8 @@ services:
       OPENDTU_PASSWORD: ${OPENDTU_PASSWORD}
       TIMESCALEDB_ENABLED: ${TIMESCALEDB_ENABLED}
       TZ: ${TZ}
+      LOG_LEVEL: ${LOG_LEVEL}
+
     depends_on:
       timescaledb:
         condition: service_healthy
diff --git a/docker/compose.yml b/docker/compose.yml
index 2c29835..5d60048 100644
--- a/docker/compose.yml
+++ b/docker/compose.yml
@@ -11,6 +11,7 @@ services:
       OPENDTU_PASSWORD: ${OPENDTU_PASSWORD}
       TIMESCALEDB_ENABLED: ${TIMESCALEDB_ENABLED}
       TZ: ${TZ}
+      LOG_LEVEL: ${LOG_LEVEL}
     depends_on:
       timescaledb:
         condition: service_healthy
diff --git a/docker/example.env b/docker/example.env
new file mode 100644
index 0000000..aa51cd1
--- /dev/null
+++ b/docker/example.env
@@ -0,0 +1,11 @@
+# OpenDTU
+OPENDTU_ADDRESS="192.168.1.89:80"
+OPENDTU_AUTH=false
+OPENDTU_USERNAME=
+OPENDTU_PASSWORD=
+
+# OpenDTU Logger
+DB_URL="host=timescaledb port=5432 user=postgres password=secret dbname=opendtu_logger sslmode=disable"
+TIMESCALEDB_ENABLED=true
+TZ="Europe/Amsterdam"
+LOG_LEVEL=INFO"
\ No newline at end of file
diff --git a/docker/example.with-database.env b/docker/example.with-database.env
index 5131f51..d6cd1d8 100644
--- a/docker/example.with-database.env
+++ b/docker/example.with-database.env
@@ -3,10 +3,13 @@ OPENDTU_ADDRESS="192.168.1.89:80"
 OPENDTU_AUTH=false
 OPENDTU_USERNAME=
 OPENDTU_PASSWORD=
+
 # OpenDTU Logger
 DB_URL="host=timescaledb port=5432 user=postgres password=secret dbname=opendtu_logger sslmode=disable"
 TIMESCALEDB_ENABLED=true
 TZ="Europe/Amsterdam"
+LOG_LEVEL=INFO"
+
 # Database configuration
 PG_USER=postgres
 PG_PASSWORD=
diff --git a/main.go b/main.go
index 60d76ae..ac98c20 100644
--- a/main.go
+++ b/main.go
@@ -232,6 +232,7 @@ func loadConfig() Config {
 			config.TimescaleDB = timescaleDB
 		}
 		config.TZ = os.Getenv("TZ")
+		config.LogLevel = os.Getenv("LOG_LEVEL")
 	}
 	_, err = time.LoadLocation(config.TZ)
 	if err != nil {
diff --git a/systemd/opendtu-logger.service b/systemd/opendtu-logger.service
index 60fa257..88ad6ad 100644
--- a/systemd/opendtu-logger.service
+++ b/systemd/opendtu-logger.service
@@ -23,6 +23,8 @@ Environment="OPENDTU_PASSWORD=your_super_secret_password"
 Environment="DB_URL=host=localhost port=5432 user=postgres password=secret dbname=dtu sslmode=disable"
 Environment="TIMESCALEDB_ENABLED=true"
 Environment="TZ=Europe/Amsterdam"
+Environment="LOG_LEVEL=INFO"
+
 
 WorkingDirectory=/opt/opendtu-logger/
 ExecStart=/opt/opendtu-logger/opendtu-logger

From 32bebfdca2f4d4762d0cd54cfd8a85fb1c8198d2 Mon Sep 17 00:00:00 2001
From: Pieter Hollander <git@pieterhollander.nl>
Date: Sat, 27 Jul 2024 00:43:29 +0200
Subject: [PATCH 08/23] Add default admin user to OPENDTU_USERNAME

---
 docker/example.env               | 2 +-
 docker/example.with-database.env | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/docker/example.env b/docker/example.env
index aa51cd1..f94605f 100644
--- a/docker/example.env
+++ b/docker/example.env
@@ -1,7 +1,7 @@
 # OpenDTU
 OPENDTU_ADDRESS="192.168.1.89:80"
 OPENDTU_AUTH=false
-OPENDTU_USERNAME=
+OPENDTU_USERNAME=admin
 OPENDTU_PASSWORD=
 
 # OpenDTU Logger
diff --git a/docker/example.with-database.env b/docker/example.with-database.env
index d6cd1d8..b5d280f 100644
--- a/docker/example.with-database.env
+++ b/docker/example.with-database.env
@@ -1,7 +1,7 @@
 # OpenDTU
 OPENDTU_ADDRESS="192.168.1.89:80"
 OPENDTU_AUTH=false
-OPENDTU_USERNAME=
+OPENDTU_USERNAME=admin
 OPENDTU_PASSWORD=
 
 # OpenDTU Logger

From 014a5e85a2290b88ed93c0ee368b7a2dcfa40094 Mon Sep 17 00:00:00 2001
From: Pieter Hollander <git@pieterhollander.nl>
Date: Wed, 7 Aug 2024 18:55:26 +0200
Subject: [PATCH 09/23] Fix to take into account user-defined timezone for
 insertEvents. Add multi OpenDTU TODO.

---
 main.go | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/main.go b/main.go
index ac98c20..295ed2a 100644
--- a/main.go
+++ b/main.go
@@ -4,6 +4,7 @@
 // Idea: Gather settings only on start-up.
 // TODO: Only update meter readings such as yieldday, yieldtotal on-change.
 // TODO: Add a health check endpoint, potentially log to it.
+// TODO: Add support for monitoring multiple OpenDTU's at once.
 package main
 
 import (
@@ -563,7 +564,9 @@ func getPreviousEventsCount(db *sql.DB, inverterSerial string) int {
 }
 
 func insertEvents(db *sql.DB, inverterSerial string, events *EventsResponse) {
-	timestamp := time.Now()
+	timeZone := config.TZ
+	loc, _ := time.LoadLocation(timeZone)
+	timestamp := time.Now().In(loc)
 
 	for _, event := range events.Events {
 		// Insert events data into the events table

From b8ea94bb61bd1d53e61e176f88ecd0be8ec19b32 Mon Sep 17 00:00:00 2001
From: Pieter Hollander <git@pieterhollander.nl>
Date: Thu, 8 Aug 2024 11:18:26 +0200
Subject: [PATCH 10/23] Add TARGETOS and TARGETARCH to fix multi-platform
 compilation issue.

---
 Dockerfile | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Dockerfile b/Dockerfile
index d05c839..3859d1c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -11,6 +11,8 @@ RUN go mod download
 COPY . .
 
 # Build the application for the specified target architecture
+# https://www.docker.com/blog/faster-multi-platform-builds-dockerfile-cross-compilation-guide/
+ARG TARGETOS TARGETARCH
 RUN CGO_ENABLED=0 GOOS=linux GOARCH=${TARGETARCH} go build -o opendtu-logger .
 
 # Create a minimal runtime image

From ce336b4f852970e333697daf1dd724d079c07e9d Mon Sep 17 00:00:00 2001
From: Pieter Hollander <git@pieterhollander.nl>
Date: Thu, 8 Aug 2024 11:19:01 +0200
Subject: [PATCH 11/23] Make go build TARGETOS configurable.

---
 Dockerfile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Dockerfile b/Dockerfile
index 3859d1c..f5c5bfa 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -13,7 +13,7 @@ COPY . .
 # Build the application for the specified target architecture
 # https://www.docker.com/blog/faster-multi-platform-builds-dockerfile-cross-compilation-guide/
 ARG TARGETOS TARGETARCH
-RUN CGO_ENABLED=0 GOOS=linux GOARCH=${TARGETARCH} go build -o opendtu-logger .
+RUN CGO_ENABLED=0 GOOS=${TARGETOS} GOARCH=${TARGETARCH} go build -o opendtu-logger .
 
 # Create a minimal runtime image
 FROM --platform=${TARGETPLATFORM} scratch

From c8b8211e3a29fe9495b028b4c53ac715790564d1 Mon Sep 17 00:00:00 2001
From: Pieter Hollander <git@pieterhollander.nl>
Date: Sat, 10 Aug 2024 09:54:57 +0200
Subject: [PATCH 12/23] Add documentation for ARG TARGET*

---
 Dockerfile | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Dockerfile b/Dockerfile
index f5c5bfa..e3370f4 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -12,6 +12,7 @@ COPY . .
 
 # Build the application for the specified target architecture
 # https://www.docker.com/blog/faster-multi-platform-builds-dockerfile-cross-compilation-guide/
+# Declare TARGETOS and TARGETARCH in the local scope so they can be used in the build stage.
 ARG TARGETOS TARGETARCH
 RUN CGO_ENABLED=0 GOOS=${TARGETOS} GOARCH=${TARGETARCH} go build -o opendtu-logger .
 

From ed1b6d69eced04280c500d3a5b50eed71f4270ca Mon Sep 17 00:00:00 2001
From: Pieter Hollander <git@pieterhollander.nl>
Date: Sat, 10 Aug 2024 23:42:38 +0200
Subject: [PATCH 13/23] Go dependency upgrades

---
 go.mod | 4 ++--
 go.sum | 4 ++++
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/go.mod b/go.mod
index 1d86d89..56b9f3e 100644
--- a/go.mod
+++ b/go.mod
@@ -10,8 +10,8 @@ require (
 
 require (
 	github.com/mfridman/interpolate v0.0.2 // indirect
-	github.com/sethvargo/go-retry v0.2.4 // indirect
+	github.com/sethvargo/go-retry v0.3.0 // indirect
 	go.uber.org/multierr v1.11.0 // indirect
 	golang.org/x/net v0.27.0 // indirect
-	golang.org/x/sync v0.7.0 // indirect
+	golang.org/x/sync v0.8.0 // indirect
 )
diff --git a/go.sum b/go.sum
index f93ce7b..4b6f974 100644
--- a/go.sum
+++ b/go.sum
@@ -26,6 +26,8 @@ github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec h1:W09IVJc94
 github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec/go.mod h1:qqbHyh8v60DhA7CoWK5oRCqLrMHRGoxYCSS9EjAz6Eo=
 github.com/sethvargo/go-retry v0.2.4 h1:T+jHEQy/zKJf5s95UkguisicE0zuF9y7+/vgz08Ocec=
 github.com/sethvargo/go-retry v0.2.4/go.mod h1:1afjQuvh7s4gflMObvjLPaWgluLLyhA1wmVZ6KLpICw=
+github.com/sethvargo/go-retry v0.3.0 h1:EEt31A35QhrcRZtrYFDTBg91cqZVnFL2navjDrah2SE=
+github.com/sethvargo/go-retry v0.3.0/go.mod h1:mNX17F0C/HguQMyMyJxcnU471gOZGxCLyYaFyAZraas=
 github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsTg=
 github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
 go.uber.org/multierr v1.11.0 h1:blXXJkSxSSfBVBlC76pxqeO+LN3aDfLQo+309xJstO0=
@@ -36,6 +38,8 @@ golang.org/x/net v0.27.0 h1:5K3Njcw06/l2y9vpGCSdcxWOYHOUk3dVNGDXN+FvAys=
 golang.org/x/net v0.27.0/go.mod h1:dDi0PyhWNoiUOrAS8uXv/vnScO4wnHQO4mj9fn/RytE=
 golang.org/x/sync v0.7.0 h1:YsImfSBoP9QPYL0xyKJPq0gcaJdG3rInoqxTWbfQu9M=
 golang.org/x/sync v0.7.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
+golang.org/x/sync v0.8.0 h1:3NFvSEYkUoMifnESzZl15y791HH1qU2xm6eCJU5ZPXQ=
+golang.org/x/sync v0.8.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
 golang.org/x/sys v0.18.0 h1:DBdB3niSjOA/O0blCZBqDefyWNYveAYMNF1Wum0DYQ4=
 golang.org/x/sys v0.18.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/sys v0.22.0 h1:RI27ohtqKCnwULzJLqkv897zojh5/DwS/ENaMzUOaWI=

From 626b7f9993856b3e76262a731ff178d96acb4814 Mon Sep 17 00:00:00 2001
From: Pieter Hollander <git@pieterhollander.nl>
Date: Wed, 14 Aug 2024 19:34:59 +0200
Subject: [PATCH 14/23] Update Go 1.22 -> 1.23

---
 Dockerfile | 2 +-
 go.mod     | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index e3370f4..0d495b7 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # Use buildx for multi-architecture support
-FROM --platform=${BUILDPLATFORM} golang:1.22 AS builder
+FROM --platform=${BUILDPLATFORM} golang:1.23 AS builder
 
 WORKDIR /app
 
diff --git a/go.mod b/go.mod
index 56b9f3e..95f7e17 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module git.hollander.online/energy/opendtu-logger
 
-go 1.22
+go 1.23
 
 require (
 	github.com/gorilla/websocket v1.5.3

From 0052a9848b2e3d485c2e231d9f898608bfee4a2b Mon Sep 17 00:00:00 2001
From: Pieter Hollander <git@pieterhollander.nl>
Date: Wed, 14 Aug 2024 23:18:54 +0200
Subject: [PATCH 15/23] go mod tidy

---
 go.mod |  2 +-
 go.sum | 13 +------------
 2 files changed, 2 insertions(+), 13 deletions(-)

diff --git a/go.mod b/go.mod
index 95f7e17..d12d80b 100644
--- a/go.mod
+++ b/go.mod
@@ -12,6 +12,6 @@ require (
 	github.com/mfridman/interpolate v0.0.2 // indirect
 	github.com/sethvargo/go-retry v0.3.0 // indirect
 	go.uber.org/multierr v1.11.0 // indirect
-	golang.org/x/net v0.27.0 // indirect
 	golang.org/x/sync v0.8.0 // indirect
+	golang.org/x/sys v0.22.0 // indirect
 )
diff --git a/go.sum b/go.sum
index 4b6f974..e94c10f 100644
--- a/go.sum
+++ b/go.sum
@@ -4,8 +4,6 @@ github.com/dustin/go-humanize v1.0.1 h1:GzkhY7T5VNhEkwH0PVJgjz+fX1rhBrR7pRT3mDkp
 github.com/dustin/go-humanize v1.0.1/go.mod h1:Mu1zIs6XwVuF/gI1OepvI0qD18qycQx+mFykh5fBlto=
 github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
 github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
-github.com/gorilla/websocket v1.5.1 h1:gmztn0JnHVt9JZquRuzLw3g4wouNVzKL15iLr/zn/QY=
-github.com/gorilla/websocket v1.5.1/go.mod h1:x3kM2JMyaluk02fnUJpQuwD2dCS5NDG2ZHL0uE0tcaY=
 github.com/gorilla/websocket v1.5.3 h1:saDtZ6Pbx/0u+bgYQ3q96pZgCzfhKXGPqt7kZ72aNNg=
 github.com/gorilla/websocket v1.5.3/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
 github.com/hashicorp/golang-lru/v2 v2.0.7 h1:a+bsQ5rvGLjzHuww6tVxozPZFVghXaHOwFs4luLUK2k=
@@ -24,25 +22,16 @@ github.com/pressly/goose/v3 v3.21.1 h1:5SSAKKWej8LVVzNLuT6KIvP1eFDuPvxa+B6H0w78b
 github.com/pressly/goose/v3 v3.21.1/go.mod h1:sqthmzV8PitchEkjecFJII//l43dLOCzfWh8pHEe+vE=
 github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec h1:W09IVJc94icq4NjY3clb7Lk8O1qJ8BdBEF8z0ibU0rE=
 github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec/go.mod h1:qqbHyh8v60DhA7CoWK5oRCqLrMHRGoxYCSS9EjAz6Eo=
-github.com/sethvargo/go-retry v0.2.4 h1:T+jHEQy/zKJf5s95UkguisicE0zuF9y7+/vgz08Ocec=
-github.com/sethvargo/go-retry v0.2.4/go.mod h1:1afjQuvh7s4gflMObvjLPaWgluLLyhA1wmVZ6KLpICw=
 github.com/sethvargo/go-retry v0.3.0 h1:EEt31A35QhrcRZtrYFDTBg91cqZVnFL2navjDrah2SE=
 github.com/sethvargo/go-retry v0.3.0/go.mod h1:mNX17F0C/HguQMyMyJxcnU471gOZGxCLyYaFyAZraas=
 github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsTg=
 github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
 go.uber.org/multierr v1.11.0 h1:blXXJkSxSSfBVBlC76pxqeO+LN3aDfLQo+309xJstO0=
 go.uber.org/multierr v1.11.0/go.mod h1:20+QtiLqy0Nd6FdQB9TLXag12DsQkrbs3htMFfDN80Y=
-golang.org/x/net v0.23.0 h1:7EYJ93RZ9vYSZAIb2x3lnuvqO5zneoD6IvWjuhfxjTs=
-golang.org/x/net v0.23.0/go.mod h1:JKghWKKOSdJwpW2GEx0Ja7fmaKnMsbu+MWVZTokSYmg=
-golang.org/x/net v0.27.0 h1:5K3Njcw06/l2y9vpGCSdcxWOYHOUk3dVNGDXN+FvAys=
-golang.org/x/net v0.27.0/go.mod h1:dDi0PyhWNoiUOrAS8uXv/vnScO4wnHQO4mj9fn/RytE=
-golang.org/x/sync v0.7.0 h1:YsImfSBoP9QPYL0xyKJPq0gcaJdG3rInoqxTWbfQu9M=
-golang.org/x/sync v0.7.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
 golang.org/x/sync v0.8.0 h1:3NFvSEYkUoMifnESzZl15y791HH1qU2xm6eCJU5ZPXQ=
 golang.org/x/sync v0.8.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
-golang.org/x/sys v0.18.0 h1:DBdB3niSjOA/O0blCZBqDefyWNYveAYMNF1Wum0DYQ4=
-golang.org/x/sys v0.18.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/sys v0.22.0 h1:RI27ohtqKCnwULzJLqkv897zojh5/DwS/ENaMzUOaWI=
+golang.org/x/sys v0.22.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 modernc.org/gc/v3 v3.0.0-20240107210532-573471604cb6 h1:5D53IMaUuA5InSeMu9eJtlQXS2NxAhyWQvkKEgXZhHI=

From dc6f41eeb05b2a8bb9112042e5d3d48dc85db699 Mon Sep 17 00:00:00 2001
From: Pieter Hollander <git@pieterhollander.nl>
Date: Sat, 14 Sep 2024 18:15:52 +0200
Subject: [PATCH 16/23] Update go dependencies.

---
 go.mod | 2 +-
 go.sum | 5 +++++
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/go.mod b/go.mod
index d12d80b..bd0988c 100644
--- a/go.mod
+++ b/go.mod
@@ -5,7 +5,7 @@ go 1.23
 require (
 	github.com/gorilla/websocket v1.5.3
 	github.com/lib/pq v1.10.9
-	github.com/pressly/goose/v3 v3.21.1
+	github.com/pressly/goose/v3 v3.22.0
 )
 
 require (
diff --git a/go.sum b/go.sum
index e94c10f..01051c6 100644
--- a/go.sum
+++ b/go.sum
@@ -20,6 +20,8 @@ github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZb
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/pressly/goose/v3 v3.21.1 h1:5SSAKKWej8LVVzNLuT6KIvP1eFDuPvxa+B6H0w78buQ=
 github.com/pressly/goose/v3 v3.21.1/go.mod h1:sqthmzV8PitchEkjecFJII//l43dLOCzfWh8pHEe+vE=
+github.com/pressly/goose/v3 v3.22.0 h1:wd/7kNiPTuNAztWun7iaB98DrhulbWPrzMAaw2DEZNw=
+github.com/pressly/goose/v3 v3.22.0/go.mod h1:yJM3qwSj2pp7aAaCvso096sguezamNb2OBgxCnh/EYg=
 github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec h1:W09IVJc94icq4NjY3clb7Lk8O1qJ8BdBEF8z0ibU0rE=
 github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec/go.mod h1:qqbHyh8v60DhA7CoWK5oRCqLrMHRGoxYCSS9EjAz6Eo=
 github.com/sethvargo/go-retry v0.3.0 h1:EEt31A35QhrcRZtrYFDTBg91cqZVnFL2navjDrah2SE=
@@ -38,12 +40,15 @@ modernc.org/gc/v3 v3.0.0-20240107210532-573471604cb6 h1:5D53IMaUuA5InSeMu9eJtlQX
 modernc.org/gc/v3 v3.0.0-20240107210532-573471604cb6/go.mod h1:Qz0X07sNOR1jWYCrJMEnbW/X55x206Q7Vt4mz6/wHp4=
 modernc.org/libc v1.41.0 h1:g9YAc6BkKlgORsUWj+JwqoB1wU3o4DE3bM3yvA3k+Gk=
 modernc.org/libc v1.41.0/go.mod h1:w0eszPsiXoOnoMJgrXjglgLuDy/bt5RR4y3QzUUeodY=
+modernc.org/libc v1.55.3 h1:AzcW1mhlPNrRtjS5sS+eW2ISCgSOLLNyFzRh/V3Qj/U=
 modernc.org/mathutil v1.6.0 h1:fRe9+AmYlaej+64JsEEhoWuAYBkOtQiMEU7n/XgfYi4=
 modernc.org/mathutil v1.6.0/go.mod h1:Ui5Q9q1TR2gFm0AQRqQUaBWFLAhQpCwNcuhBOSedWPo=
 modernc.org/memory v1.7.2 h1:Klh90S215mmH8c9gO98QxQFsY+W451E8AnzjoE2ee1E=
 modernc.org/memory v1.7.2/go.mod h1:NO4NVCQy0N7ln+T9ngWqOQfi7ley4vpwvARR+Hjw95E=
+modernc.org/memory v1.8.0 h1:IqGTL6eFMaDZZhEWwcREgeMXYwmW83LYW8cROZYkg+E=
 modernc.org/sqlite v1.29.6 h1:0lOXGrycJPptfHDuohfYgNqoe4hu+gYuN/pKgY5XjS4=
 modernc.org/sqlite v1.29.6/go.mod h1:S02dvcmm7TnTRvGhv8IGYyLnIt7AS2KPaB1F/71p75U=
+modernc.org/sqlite v1.32.0 h1:6BM4uGza7bWypsw4fdLRsLxut6bHe4c58VeqjRgST8s=
 modernc.org/strutil v1.2.0 h1:agBi9dp1I+eOnxXeiZawM8F4LawKv4NzGWSaLfyeNZA=
 modernc.org/strutil v1.2.0/go.mod h1:/mdcBmfOibveCTBxUl5B5l6W+TTH1FXPLHZE6bTosX0=
 modernc.org/token v1.1.0 h1:Xl7Ap9dKaEs5kLoOQeQmPWevfnk/DM5qcLcYlA8ys6Y=

From 50d89748f7361163740e7ffb1eba35af45afb20d Mon Sep 17 00:00:00 2001
From: Pieter Hollander <git@pieterhollander.nl>
Date: Sat, 14 Sep 2024 18:16:13 +0200
Subject: [PATCH 17/23] go mod tidy

---
 go.mod |  1 -
 go.sum | 11 +++--------
 2 files changed, 3 insertions(+), 9 deletions(-)

diff --git a/go.mod b/go.mod
index bd0988c..aa9616d 100644
--- a/go.mod
+++ b/go.mod
@@ -13,5 +13,4 @@ require (
 	github.com/sethvargo/go-retry v0.3.0 // indirect
 	go.uber.org/multierr v1.11.0 // indirect
 	golang.org/x/sync v0.8.0 // indirect
-	golang.org/x/sys v0.22.0 // indirect
 )
diff --git a/go.sum b/go.sum
index 01051c6..60e41cf 100644
--- a/go.sum
+++ b/go.sum
@@ -18,8 +18,6 @@ github.com/ncruces/go-strftime v0.1.9 h1:bY0MQC28UADQmHmaF5dgpLmImcShSi2kHU9XLdh
 github.com/ncruces/go-strftime v0.1.9/go.mod h1:Fwc5htZGVVkseilnfgOVb9mKy6w1naJmn9CehxcKcls=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
-github.com/pressly/goose/v3 v3.21.1 h1:5SSAKKWej8LVVzNLuT6KIvP1eFDuPvxa+B6H0w78buQ=
-github.com/pressly/goose/v3 v3.21.1/go.mod h1:sqthmzV8PitchEkjecFJII//l43dLOCzfWh8pHEe+vE=
 github.com/pressly/goose/v3 v3.22.0 h1:wd/7kNiPTuNAztWun7iaB98DrhulbWPrzMAaw2DEZNw=
 github.com/pressly/goose/v3 v3.22.0/go.mod h1:yJM3qwSj2pp7aAaCvso096sguezamNb2OBgxCnh/EYg=
 github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec h1:W09IVJc94icq4NjY3clb7Lk8O1qJ8BdBEF8z0ibU0rE=
@@ -38,17 +36,14 @@ gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 modernc.org/gc/v3 v3.0.0-20240107210532-573471604cb6 h1:5D53IMaUuA5InSeMu9eJtlQXS2NxAhyWQvkKEgXZhHI=
 modernc.org/gc/v3 v3.0.0-20240107210532-573471604cb6/go.mod h1:Qz0X07sNOR1jWYCrJMEnbW/X55x206Q7Vt4mz6/wHp4=
-modernc.org/libc v1.41.0 h1:g9YAc6BkKlgORsUWj+JwqoB1wU3o4DE3bM3yvA3k+Gk=
-modernc.org/libc v1.41.0/go.mod h1:w0eszPsiXoOnoMJgrXjglgLuDy/bt5RR4y3QzUUeodY=
 modernc.org/libc v1.55.3 h1:AzcW1mhlPNrRtjS5sS+eW2ISCgSOLLNyFzRh/V3Qj/U=
+modernc.org/libc v1.55.3/go.mod h1:qFXepLhz+JjFThQ4kzwzOjA/y/artDeg+pcYnY+Q83w=
 modernc.org/mathutil v1.6.0 h1:fRe9+AmYlaej+64JsEEhoWuAYBkOtQiMEU7n/XgfYi4=
 modernc.org/mathutil v1.6.0/go.mod h1:Ui5Q9q1TR2gFm0AQRqQUaBWFLAhQpCwNcuhBOSedWPo=
-modernc.org/memory v1.7.2 h1:Klh90S215mmH8c9gO98QxQFsY+W451E8AnzjoE2ee1E=
-modernc.org/memory v1.7.2/go.mod h1:NO4NVCQy0N7ln+T9ngWqOQfi7ley4vpwvARR+Hjw95E=
 modernc.org/memory v1.8.0 h1:IqGTL6eFMaDZZhEWwcREgeMXYwmW83LYW8cROZYkg+E=
-modernc.org/sqlite v1.29.6 h1:0lOXGrycJPptfHDuohfYgNqoe4hu+gYuN/pKgY5XjS4=
-modernc.org/sqlite v1.29.6/go.mod h1:S02dvcmm7TnTRvGhv8IGYyLnIt7AS2KPaB1F/71p75U=
+modernc.org/memory v1.8.0/go.mod h1:XPZ936zp5OMKGWPqbD3JShgd/ZoQ7899TUuQqxY+peU=
 modernc.org/sqlite v1.32.0 h1:6BM4uGza7bWypsw4fdLRsLxut6bHe4c58VeqjRgST8s=
+modernc.org/sqlite v1.32.0/go.mod h1:UqoylwmTb9F+IqXERT8bW9zzOWN8qwAIcLdzeBZs4hA=
 modernc.org/strutil v1.2.0 h1:agBi9dp1I+eOnxXeiZawM8F4LawKv4NzGWSaLfyeNZA=
 modernc.org/strutil v1.2.0/go.mod h1:/mdcBmfOibveCTBxUl5B5l6W+TTH1FXPLHZE6bTosX0=
 modernc.org/token v1.1.0 h1:Xl7Ap9dKaEs5kLoOQeQmPWevfnk/DM5qcLcYlA8ys6Y=

From 40abe7309d3bbd7f7104c952867902f0e70d38de Mon Sep 17 00:00:00 2001
From: Pieter Hollander <git@pieterhollander.nl>
Date: Fri, 17 Jan 2025 12:40:34 +0100
Subject: [PATCH 18/23] Add note about OpenDTU version compatibility

---
 README.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/README.md b/README.md
index faa518d..a1221fb 100644
--- a/README.md
+++ b/README.md
@@ -25,6 +25,7 @@ Installation on Home Assistant can be done by adding the [Home Assistant add-on
 ### Configuring OpenDTU
 
 In order for OpenDTU Logger to work properly, it is required to ensure the following OpenDTU settings are used.
+OpenDTU Logger 0.1.3 has been tested with OpenDTU versions v24.6.10 - v25.1.14.
 
 - Within OpenDTU, go to `Settings` -> `Inverter settings` (<http://YOUR_OPENDTU_IP_ADDRESS/settings/inverter>).
 - For each inverter in the inverter list, click on the pencil (Edit inverter) and go to `Advanced`.

From af30019ba0226a0d2d913e90a3a107ac6f1bdcd4 Mon Sep 17 00:00:00 2001
From: Pieter Hollander <git@pieterhollander.nl>
Date: Sat, 15 Feb 2025 11:30:05 +0100
Subject: [PATCH 19/23] Upgrade dependencies. Upgrade go 1.23 > 1.24.

---
 go.mod | 6 +++---
 go.sum | 7 +++++++
 2 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/go.mod b/go.mod
index aa9616d..292cd48 100644
--- a/go.mod
+++ b/go.mod
@@ -1,16 +1,16 @@
 module git.hollander.online/energy/opendtu-logger
 
-go 1.23
+go 1.24
 
 require (
 	github.com/gorilla/websocket v1.5.3
 	github.com/lib/pq v1.10.9
-	github.com/pressly/goose/v3 v3.22.0
+	github.com/pressly/goose/v3 v3.24.1
 )
 
 require (
 	github.com/mfridman/interpolate v0.0.2 // indirect
 	github.com/sethvargo/go-retry v0.3.0 // indirect
 	go.uber.org/multierr v1.11.0 // indirect
-	golang.org/x/sync v0.8.0 // indirect
+	golang.org/x/sync v0.11.0 // indirect
 )
diff --git a/go.sum b/go.sum
index 60e41cf..de9e9dd 100644
--- a/go.sum
+++ b/go.sum
@@ -20,18 +20,24 @@ github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZb
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/pressly/goose/v3 v3.22.0 h1:wd/7kNiPTuNAztWun7iaB98DrhulbWPrzMAaw2DEZNw=
 github.com/pressly/goose/v3 v3.22.0/go.mod h1:yJM3qwSj2pp7aAaCvso096sguezamNb2OBgxCnh/EYg=
+github.com/pressly/goose/v3 v3.24.1 h1:bZmxRco2uy5uu5Ng1MMVEfYsFlrMJI+e/VMXHQ3C4LY=
+github.com/pressly/goose/v3 v3.24.1/go.mod h1:rEWreU9uVtt0DHCyLzF9gRcWiiTF/V+528DV+4DORug=
 github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec h1:W09IVJc94icq4NjY3clb7Lk8O1qJ8BdBEF8z0ibU0rE=
 github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec/go.mod h1:qqbHyh8v60DhA7CoWK5oRCqLrMHRGoxYCSS9EjAz6Eo=
 github.com/sethvargo/go-retry v0.3.0 h1:EEt31A35QhrcRZtrYFDTBg91cqZVnFL2navjDrah2SE=
 github.com/sethvargo/go-retry v0.3.0/go.mod h1:mNX17F0C/HguQMyMyJxcnU471gOZGxCLyYaFyAZraas=
 github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsTg=
 github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
+github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA=
 go.uber.org/multierr v1.11.0 h1:blXXJkSxSSfBVBlC76pxqeO+LN3aDfLQo+309xJstO0=
 go.uber.org/multierr v1.11.0/go.mod h1:20+QtiLqy0Nd6FdQB9TLXag12DsQkrbs3htMFfDN80Y=
 golang.org/x/sync v0.8.0 h1:3NFvSEYkUoMifnESzZl15y791HH1qU2xm6eCJU5ZPXQ=
 golang.org/x/sync v0.8.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
+golang.org/x/sync v0.11.0 h1:GGz8+XQP4FvTTrjZPzNKTMFtSXH80RAzG+5ghFPgK9w=
+golang.org/x/sync v0.11.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
 golang.org/x/sys v0.22.0 h1:RI27ohtqKCnwULzJLqkv897zojh5/DwS/ENaMzUOaWI=
 golang.org/x/sys v0.22.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/sys v0.28.0 h1:Fksou7UEQUWlKvIdsqzJmUmCX3cZuD2+P3XyyzwMhlA=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 modernc.org/gc/v3 v3.0.0-20240107210532-573471604cb6 h1:5D53IMaUuA5InSeMu9eJtlQXS2NxAhyWQvkKEgXZhHI=
@@ -44,6 +50,7 @@ modernc.org/memory v1.8.0 h1:IqGTL6eFMaDZZhEWwcREgeMXYwmW83LYW8cROZYkg+E=
 modernc.org/memory v1.8.0/go.mod h1:XPZ936zp5OMKGWPqbD3JShgd/ZoQ7899TUuQqxY+peU=
 modernc.org/sqlite v1.32.0 h1:6BM4uGza7bWypsw4fdLRsLxut6bHe4c58VeqjRgST8s=
 modernc.org/sqlite v1.32.0/go.mod h1:UqoylwmTb9F+IqXERT8bW9zzOWN8qwAIcLdzeBZs4hA=
+modernc.org/sqlite v1.34.1 h1:u3Yi6M0N8t9yKRDwhXcyp1eS5/ErhPTBggxWFuR6Hfk=
 modernc.org/strutil v1.2.0 h1:agBi9dp1I+eOnxXeiZawM8F4LawKv4NzGWSaLfyeNZA=
 modernc.org/strutil v1.2.0/go.mod h1:/mdcBmfOibveCTBxUl5B5l6W+TTH1FXPLHZE6bTosX0=
 modernc.org/token v1.1.0 h1:Xl7Ap9dKaEs5kLoOQeQmPWevfnk/DM5qcLcYlA8ys6Y=

From 7f5fa4962eee61be81c63559b40932fd60f49713 Mon Sep 17 00:00:00 2001
From: Pieter Hollander <git@pieterhollander.nl>
Date: Sat, 15 Feb 2025 11:33:16 +0100
Subject: [PATCH 20/23] Upgrade OpenDTU compatibiity to v25.2.3

---
 README.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/README.md b/README.md
index a1221fb..7a6b4d0 100644
--- a/README.md
+++ b/README.md
@@ -25,7 +25,7 @@ Installation on Home Assistant can be done by adding the [Home Assistant add-on
 ### Configuring OpenDTU
 
 In order for OpenDTU Logger to work properly, it is required to ensure the following OpenDTU settings are used.
-OpenDTU Logger 0.1.3 has been tested with OpenDTU versions v24.6.10 - v25.1.14.
+OpenDTU Logger 0.1.4 has been tested with OpenDTU versions v24.6.10 - v25.2.3.
 
 - Within OpenDTU, go to `Settings` -> `Inverter settings` (<http://YOUR_OPENDTU_IP_ADDRESS/settings/inverter>).
 - For each inverter in the inverter list, click on the pencil (Edit inverter) and go to `Advanced`.

From f75fe8d72cb72664dbf5dd244376108ab3de9988 Mon Sep 17 00:00:00 2001
From: Pieter Hollander <git@pieterhollander.nl>
Date: Sat, 15 Feb 2025 11:41:19 +0100
Subject: [PATCH 21/23] Upgrade Docker golang 1.23 > 1.24

---
 Dockerfile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Dockerfile b/Dockerfile
index 0d495b7..f8e11a4 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # Use buildx for multi-architecture support
-FROM --platform=${BUILDPLATFORM} golang:1.23 AS builder
+FROM --platform=${BUILDPLATFORM} golang:1.24 AS builder
 
 WORKDIR /app
 

From 39dd6ae0d61f750aa87bbe738e4c9feacddbc6b9 Mon Sep 17 00:00:00 2001
From: Pieter Hollander <git@pieterhollander.nl>
Date: Thu, 15 May 2025 14:04:48 +0200
Subject: [PATCH 22/23] Verify compatibility OpenDTU 25.5.10. Update
 dependencies.

---
 README.md | 2 +-
 go.mod    | 4 ++--
 go.sum    | 9 +++++++++
 3 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/README.md b/README.md
index 7a6b4d0..b90378a 100644
--- a/README.md
+++ b/README.md
@@ -25,7 +25,7 @@ Installation on Home Assistant can be done by adding the [Home Assistant add-on
 ### Configuring OpenDTU
 
 In order for OpenDTU Logger to work properly, it is required to ensure the following OpenDTU settings are used.
-OpenDTU Logger 0.1.4 has been tested with OpenDTU versions v24.6.10 - v25.2.3.
+OpenDTU Logger 0.1.4 has been tested with OpenDTU versions v24.6.10 - v25.5.10.
 
 - Within OpenDTU, go to `Settings` -> `Inverter settings` (<http://YOUR_OPENDTU_IP_ADDRESS/settings/inverter>).
 - For each inverter in the inverter list, click on the pencil (Edit inverter) and go to `Advanced`.
diff --git a/go.mod b/go.mod
index 292cd48..9e78730 100644
--- a/go.mod
+++ b/go.mod
@@ -5,12 +5,12 @@ go 1.24
 require (
 	github.com/gorilla/websocket v1.5.3
 	github.com/lib/pq v1.10.9
-	github.com/pressly/goose/v3 v3.24.1
+	github.com/pressly/goose/v3 v3.24.3
 )
 
 require (
 	github.com/mfridman/interpolate v0.0.2 // indirect
 	github.com/sethvargo/go-retry v0.3.0 // indirect
 	go.uber.org/multierr v1.11.0 // indirect
-	golang.org/x/sync v0.11.0 // indirect
+	golang.org/x/sync v0.14.0 // indirect
 )
diff --git a/go.sum b/go.sum
index de9e9dd..0a2bb1c 100644
--- a/go.sum
+++ b/go.sum
@@ -22,6 +22,8 @@ github.com/pressly/goose/v3 v3.22.0 h1:wd/7kNiPTuNAztWun7iaB98DrhulbWPrzMAaw2DEZ
 github.com/pressly/goose/v3 v3.22.0/go.mod h1:yJM3qwSj2pp7aAaCvso096sguezamNb2OBgxCnh/EYg=
 github.com/pressly/goose/v3 v3.24.1 h1:bZmxRco2uy5uu5Ng1MMVEfYsFlrMJI+e/VMXHQ3C4LY=
 github.com/pressly/goose/v3 v3.24.1/go.mod h1:rEWreU9uVtt0DHCyLzF9gRcWiiTF/V+528DV+4DORug=
+github.com/pressly/goose/v3 v3.24.3 h1:DSWWNwwggVUsYZ0X2VitiAa9sKuqtBfe+Jr9zFGwWlM=
+github.com/pressly/goose/v3 v3.24.3/go.mod h1:v9zYL4xdViLHCUUJh/mhjnm6JrK7Eul8AS93IxiZM4E=
 github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec h1:W09IVJc94icq4NjY3clb7Lk8O1qJ8BdBEF8z0ibU0rE=
 github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec/go.mod h1:qqbHyh8v60DhA7CoWK5oRCqLrMHRGoxYCSS9EjAz6Eo=
 github.com/sethvargo/go-retry v0.3.0 h1:EEt31A35QhrcRZtrYFDTBg91cqZVnFL2navjDrah2SE=
@@ -35,22 +37,29 @@ golang.org/x/sync v0.8.0 h1:3NFvSEYkUoMifnESzZl15y791HH1qU2xm6eCJU5ZPXQ=
 golang.org/x/sync v0.8.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
 golang.org/x/sync v0.11.0 h1:GGz8+XQP4FvTTrjZPzNKTMFtSXH80RAzG+5ghFPgK9w=
 golang.org/x/sync v0.11.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
+golang.org/x/sync v0.14.0 h1:woo0S4Yywslg6hp4eUFjTVOyKt0RookbpAHG4c1HmhQ=
+golang.org/x/sync v0.14.0/go.mod h1:1dzgHSNfp02xaA81J2MS99Qcpr2w7fw1gpm99rleRqA=
 golang.org/x/sys v0.22.0 h1:RI27ohtqKCnwULzJLqkv897zojh5/DwS/ENaMzUOaWI=
 golang.org/x/sys v0.22.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/sys v0.28.0 h1:Fksou7UEQUWlKvIdsqzJmUmCX3cZuD2+P3XyyzwMhlA=
+golang.org/x/sys v0.33.0 h1:q3i8TbbEz+JRD9ywIRlyRAQbM0qF7hu24q3teo2hbuw=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 modernc.org/gc/v3 v3.0.0-20240107210532-573471604cb6 h1:5D53IMaUuA5InSeMu9eJtlQXS2NxAhyWQvkKEgXZhHI=
 modernc.org/gc/v3 v3.0.0-20240107210532-573471604cb6/go.mod h1:Qz0X07sNOR1jWYCrJMEnbW/X55x206Q7Vt4mz6/wHp4=
 modernc.org/libc v1.55.3 h1:AzcW1mhlPNrRtjS5sS+eW2ISCgSOLLNyFzRh/V3Qj/U=
 modernc.org/libc v1.55.3/go.mod h1:qFXepLhz+JjFThQ4kzwzOjA/y/artDeg+pcYnY+Q83w=
+modernc.org/libc v1.65.0 h1:e183gLDnAp9VJh6gWKdTy0CThL9Pt7MfcR/0bgb7Y1Y=
 modernc.org/mathutil v1.6.0 h1:fRe9+AmYlaej+64JsEEhoWuAYBkOtQiMEU7n/XgfYi4=
 modernc.org/mathutil v1.6.0/go.mod h1:Ui5Q9q1TR2gFm0AQRqQUaBWFLAhQpCwNcuhBOSedWPo=
+modernc.org/mathutil v1.7.1 h1:GCZVGXdaN8gTqB1Mf/usp1Y/hSqgI2vAGGP4jZMCxOU=
 modernc.org/memory v1.8.0 h1:IqGTL6eFMaDZZhEWwcREgeMXYwmW83LYW8cROZYkg+E=
 modernc.org/memory v1.8.0/go.mod h1:XPZ936zp5OMKGWPqbD3JShgd/ZoQ7899TUuQqxY+peU=
+modernc.org/memory v1.10.0 h1:fzumd51yQ1DxcOxSO+S6X7+QTuVU+n8/Aj7swYjFfC4=
 modernc.org/sqlite v1.32.0 h1:6BM4uGza7bWypsw4fdLRsLxut6bHe4c58VeqjRgST8s=
 modernc.org/sqlite v1.32.0/go.mod h1:UqoylwmTb9F+IqXERT8bW9zzOWN8qwAIcLdzeBZs4hA=
 modernc.org/sqlite v1.34.1 h1:u3Yi6M0N8t9yKRDwhXcyp1eS5/ErhPTBggxWFuR6Hfk=
+modernc.org/sqlite v1.37.0 h1:s1TMe7T3Q3ovQiK2Ouz4Jwh7dw4ZDqbebSDTlSJdfjI=
 modernc.org/strutil v1.2.0 h1:agBi9dp1I+eOnxXeiZawM8F4LawKv4NzGWSaLfyeNZA=
 modernc.org/strutil v1.2.0/go.mod h1:/mdcBmfOibveCTBxUl5B5l6W+TTH1FXPLHZE6bTosX0=
 modernc.org/token v1.1.0 h1:Xl7Ap9dKaEs5kLoOQeQmPWevfnk/DM5qcLcYlA8ys6Y=

From a654dd802e6ff2908c83e53e2f79f76c23c35259 Mon Sep 17 00:00:00 2001
From: Pieter Hollander <git@pieterhollander.nl>
Date: Thu, 15 May 2025 14:19:06 +0200
Subject: [PATCH 23/23] Remove superfluous newline.

---
 README.md | 1 -
 1 file changed, 1 deletion(-)

diff --git a/README.md b/README.md
index b90378a..3139d93 100644
--- a/README.md
+++ b/README.md
@@ -33,7 +33,6 @@ OpenDTU Logger 0.1.4 has been tested with OpenDTU versions v24.6.10 - v25.5.10.
 - Click `Save`
 - Repeat this procedure for every inverter.
 
-
 ### Docker Compose
 
 The `docker` folder in this [repository](https://git.hollander.online/energy/opendtu-logger) contains example Docker compose files. The `compose.with-database-grafana.yml` file contains a full setup suitable for a standalone deployment. The other compose files are aimed at integration into existing environments.