fix(sync): filter dump to INSERTs so re-sync is idempotent

src/app/api/admin/sync-from-prod/route.ts

@@ -48,11 +48,19 @@ export async function POST(request: NextRequest) {
 
   const tmp = path.join(os.tmpdir(), `pulse-restore-${Date.now()}.sql`);
   try {
-    fs.writeFileSync(tmp, dump, 'utf-8');
     const tableCount = (dump.match(/CREATE TABLE/g) || []).length;
-    // Keep the same SQLite file inode so the running app's connection stays valid.
-    // Clear tables (foreign_keys off) then re-import dump into the same file.
+    // Keep same SQLite inode so live connection stays valid.
+    // 1) Clear existing rows
     spawnSync('sqlite3', [dbPath, "PRAGMA foreign_keys=OFF; DELETE FROM time_entries; DELETE FROM employees; DELETE FROM companies; DELETE FROM audit_log; DELETE FROM __drizzle_migrations; DELETE FROM sqlite_sequence;"], { encoding: 'utf-8' });
+    // 2) Filter dump to INSERTs only (DDL already exists via migrations) — otherwise CREATE TABLE fails on re-sync
+    const filtered = dump
+      .split('\n')
+      .filter((line) => {
+        const t = line.trimStart();
+        return t.startsWith('INSERT ') || t.startsWith('PRAGMA ') || t.startsWith('BEGIN ') || t.startsWith('COMMIT');
+      })
+      .join('\n');
+    fs.writeFileSync(tmp, filtered, 'utf-8');
     const restore = spawnSync('sh', ['-c', `sqlite3 "${dbPath}" < "${tmp}"`], { encoding: 'utf-8', maxBuffer: 10 * 1024 * 1024 });
     if (restore.status !== 0) {
       return NextResponse.json(err('restore failed: ' + (restore.stderr || restore.stdout || '').slice(0, 1500)), { status: 500 });