Handle TimescaleDBEnabled as bool.

main.go

@@ -15,6 +15,7 @@ import (
 	"log/slog"
 	"net/http"
 	"os"
+	"strconv"
 	"time"
 	_ "time/tzdata"
 
@@ -145,10 +146,10 @@ type InverterSettingsData struct {
 
 // Config settings struct
 type Config struct {
-	DB                 string `json:"db"`
-	OpenDTU            string `json:"opendtu"`
-	TimescaleDBEnabled bool   `json:"timescaledb"`
-	TZ                 string `json:"tz"`
+	DB          string `json:"db"`
+	OpenDTU     string `json:"opendtu"`
+	TimescaleDB bool   `json:"timescaledb"`
+	TZ          string `json:"tz"`
 }
 
 var logger = slog.New(slog.NewJSONHandler(os.Stdout, nil))
@@ -180,7 +181,14 @@ func LoadConfig() Config {
 			log.Fatal("REMOTE_URL environment variable is not set.")
 		}
 
-		config.TimescaleDBEnabled = os.Getenv("TIMESCALEDB_ENABLED")
+		timescaleDBStr := os.Getenv("TIMESCALEDB_ENABLED")
+		if timescaleDBStr != "" {
+			timescaleDB, err := strconv.ParseBool(timescaleDBStr)
+			if err != nil {
+				log.Fatalf("Error parsing TIMESCALEDB_ENABLED: %v", err)
+			}
+			config.TimescaleDB = timescaleDB
+		}
 		config.TZ = os.Getenv("TZ")
 	}
 
@@ -394,7 +402,7 @@ func createTables(db *sql.DB) {
 	if err != nil {
 		log.Fatal("Error creating tables: ", err)
 	}
-	timescaleEnabled := config.TimescaleDBEnabled
+	timescaleEnabled := config.TimescaleDB
 
 	enableTimescaleDB := `
 	-- CREATE EXTENSION IF NOT EXISTS timescaledb;
@@ -406,7 +414,7 @@ func createTables(db *sql.DB) {
 	SELECT create_hypertable('opendtu_events', 'timestamp', if_not_exists => TRUE, migrate_data => TRUE);
 	SELECT create_hypertable('opendtu_hints', 'timestamp', if_not_exists => TRUE, migrate_data => TRUE);
 	`
-	if timescaleEnabled == "true" {
+	if timescaleEnabled {
 		_, err := db.Exec(enableTimescaleDB)
 		if err != nil {
 			log.Fatal("Error enabling TimescaleDB: ", err)