feat(integration): add tags option for karakeep integration

fix missing comma

Move tags attachment to own function

internal/database/migrations.go

@@ -1348,4 +1348,11 @@ var migrations = [...]func(tx *sql.Tx) error{
 		_, err = tx.Exec(sql)
 		return err
 	},
+	func(tx *sql.Tx) (err error) {
+		sql := `
+			ALTER TABLE integrations ADD COLUMN karakeep_tags text default '';
+		`
+		_, err = tx.Exec(sql)
+		return err
+	},
 }