feat: service/controller prototype

backend/internal/utils/db.go

@@ -0,0 +1,18 @@
+package utils
+
+import (
+	"context"
+	"easywish/config"
+
+	"github.com/jackc/pgx/v5"
+)	
+
+func GetDbConn() (*pgx.Conn, context.Context, error) {
+    ctx := context.Background()
+    conn, err := pgx.Connect(ctx, config.GetConfig().DatabaseUrl)
+    if err != nil {
+        return nil, nil, err
+    }
+
+    return conn, ctx, nil
+}