From 7e46d528de19537ae8eca040bc4ba321f54af0f4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Poyraz=20K=C3=BC=C3=A7=C3=BCkarslan?=
 <83272398+PoyrazK@users.noreply.github.com>
Date: Thu, 7 May 2026 21:12:55 +0300
Subject: [PATCH] fix(repos/postgres): return empty slice instead of nil when
 no databases found

When scanDatabases returns nil (no rows), JSON marshal produces "null"
instead of "[]". Initialize the slice with make() so empty results marshal
as empty array.

Fixes #459
---
 internal/repositories/postgres/database_repo.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/internal/repositories/postgres/database_repo.go b/internal/repositories/postgres/database_repo.go
index 117ad647d..9e8940dbb 100644
--- a/internal/repositories/postgres/database_repo.go
+++ b/internal/repositories/postgres/database_repo.go
@@ -98,7 +98,7 @@ func (r *DatabaseRepository) scanDatabase(row pgx.Row) (*domain.Database, error)
 
 func (r *DatabaseRepository) scanDatabases(rows pgx.Rows) ([]*domain.Database, error) {
 	defer rows.Close()
-	var databases []*domain.Database
+	databases := make([]*domain.Database, 0)
 	for rows.Next() {
 		db, err := r.scanDatabase(rows)
 		if err != nil {