fix fk empty kandang to kandang_group

internal/database/migrations/20260605055720_fix_daily_checklist_empty_kandangs_fk.down.sql

@@ -0,0 +1,10 @@
+BEGIN;
+
+ALTER TABLE daily_checklist_empty_kandangs
+    DROP CONSTRAINT IF EXISTS fk_dcek_kandang;
+
+ALTER TABLE daily_checklist_empty_kandangs
+    ADD CONSTRAINT fk_dcek_kandang
+        FOREIGN KEY (kandang_id) REFERENCES kandangs (id) ON DELETE CASCADE;
+
+COMMIT;

internal/database/migrations/20260605055720_fix_daily_checklist_empty_kandangs_fk.up.sql

@@ -0,0 +1,23 @@
+BEGIN;
+
+ALTER TABLE daily_checklist_empty_kandangs
+    DROP CONSTRAINT IF EXISTS fk_dcek_kandang;
+
+DO $$
+BEGIN
+    IF EXISTS (
+        SELECT 1
+        FROM daily_checklist_empty_kandangs dcek
+        LEFT JOIN kandang_groups kg ON kg.id = dcek.kandang_id
+        WHERE kg.id IS NULL
+          AND dcek.deleted_at IS NULL
+    ) THEN
+        RAISE EXCEPTION 'Cannot fix FK: some kandang_id values do not exist in kandang_groups';
+    END IF;
+END $$;
+
+ALTER TABLE daily_checklist_empty_kandangs
+    ADD CONSTRAINT fk_dcek_kandang
+        FOREIGN KEY (kandang_id) REFERENCES kandang_groups (id) ON DELETE CASCADE;
+
+COMMIT;