dev/install (#58)

improved ci/cd pipeline + interactive install script

Reviewed-on: #58
Co-authored-by: Tom Tröger <t.troeger.02@gmail.com>
Co-committed-by: Tom Tröger <t.troeger.02@gmail.com>

Backend/database.go

@@ -14,7 +14,8 @@ func OpenDatabase() (models.IDatabase, error) {
 	dbName := helper.GetEnv("POSTGRES_DB", "arbeitszeitmessung")
 	dbUser := helper.GetEnv("POSTGRES_API_USER", "api_nutzer")
 	dbPassword := helper.GetEnv("POSTGRES_API_PASS", "password")
+	dbTz := helper.GetEnv("TZ", "Europe/Berlin")
 
-	connStr := fmt.Sprintf("postgres://%s:%s@%s:5432/%s?sslmode=disable&TimeZone=Europe/Berlin", dbUser, dbPassword, dbHost, dbName)
+	connStr := fmt.Sprintf("postgres://%s:%s@%s:5432/%s?sslmode=disable&TimeZone=%s", dbUser, dbPassword, dbHost, dbName, dbTz)
 	return sql.Open("postgres", connStr)
 }

Backend/helper/time.go

@@ -31,7 +31,6 @@ func FormatDuration(d time.Duration) string {
 
 // Converts duration to string
 func FormatDurationFill(d time.Duration, fill bool) string {
-	return fmt.Sprintf("%.1f", d.Hours())
 	hours := int(d.Abs().Hours())
 	minutes := int(d.Abs().Minutes()) % 60
 	sign := ""