fix: auto initialize postgres database on startup

api/server.js

@@ -3,6 +3,8 @@ const cors = require('cors');
 const { Pool } = require('pg');
 const { createClient } = require('redis');
 const cookieParser = require('cookie-parser');
+const fs = require('fs');
+const path = require('path');
 require('dotenv').config();
 
 const app = express();
@@ -43,6 +45,18 @@ const pgPool = new Pool({
   database: process.env.PGDATABASE || 'ckqr',
 });
 
+// Initialize Database automatically
+const initDb = async () => {
+  try {
+    const sql = fs.readFileSync(path.join(__dirname, 'db', 'init.sql'), 'utf8');
+    await pgPool.query(sql);
+    console.log('Database initialized successfully.');
+  } catch (err) {
+    console.error('Database initialization failed:', err);
+  }
+};
+initDb();
+
 // Redis setup
 const redisClient = createClient({
   url: `redis://${process.env.REDIS_HOST || 'redis'}:${process.env.REDIS_PORT || 6379}`