新增项目数据库自检流程

server/db-schema-check.js

@@ -235,15 +235,21 @@ async function ensureTable(tableName, tableSchema) {
 }
 
 async function checkAndFixDatabase() {
-  const envPath = path.join(__dirname, '..', '.env');
-  if (!fs.existsSync(envPath)) return;
+  // Check for DB host to see if we have configuration (could be in .env or environment)
+  if (!process.env.MYSQL_HOST && !fs.existsSync(path.join(__dirname, '..', '.env'))) {
+    console.log('[Database Integrity] No configuration found, skipping check.');
+    return false;
+  }
 
   try {
     for (const [tableName, tableSchema] of Object.entries(SCHEMA)) {
       await ensureTable(tableName, tableSchema);
     }
+    return true;
   } catch (err) {
     console.error('[Database Integrity] Startup schema check failed:', err.message);
+    // Rethrow to allow caller to decide if this is fatal
+    throw err;
   }
 }