fix: gnu-cc, missing humidity table, restrict repository select

pkg/repository/db/db.go

@@ -16,6 +16,7 @@ import (
 // Database is a general interface for a database backend like postgres, oracle
 // or sqlite
 type Database interface {
+	Close() error
 	DeleteDevices(ctx context.Context, deviceIDs ...string) error
 	DeleteSensors(ctx context.Context, sensorIDs ...string) error
 	InsertDevices(ctx context.Context, devices ...*types.Device) error
@@ -120,5 +121,4 @@ func New(dsnURL *url.URL, flogger logger.Logger) (Database, error) {
 	}
 
 	return database, nil
-
 }