fix(db,cover): robust database URL parsing and use axios in cover route

server/db.js

@@ -9,15 +9,29 @@ let isConnected = false;
 function getPool() {
   if (pool) return pool;
 
-  const config = process.env.DATABASE_URL
-    ? { connectionString: process.env.DATABASE_URL }
-    : {
-        host: process.env.DB_HOST || 'localhost',
-        port: parseInt(process.env.DB_PORT || '5432', 10),
-        user: process.env.DB_USER || 'postgres',
-        password: process.env.DB_PASSWORD || 'postgres',
-        database: process.env.DB_NAME || 'keyselector',
+  let config;
+  if (process.env.DATABASE_URL) {
+    const match = process.env.DATABASE_URL.match(/^postgres(?:ql)?:\/\/([^:]+):(.*)@([^:/]+)(?::(\d+))?\/(.+)$/);
+    if (match) {
+      config = {
+        user: match[1],
+        password: match[2],
+        host: match[3],
+        port: match[4] ? parseInt(match[4], 10) : 5432,
+        database: match[5]
       };
+    } else {
+      config = { connectionString: process.env.DATABASE_URL };
+    }
+  } else {
+    config = {
+      host: process.env.DB_HOST || 'localhost',
+      port: parseInt(process.env.DB_PORT || '5432', 10),
+      user: process.env.DB_USER || 'postgres',
+      password: process.env.DB_PASSWORD || 'postgres',
+      database: process.env.DB_NAME || 'keyselector',
+    };
+  }
 
   pool = new Pool(config);
 

server/routes/cover.js

@@ -1,5 +1,5 @@
 const express = require('express');
-const fetch = require('node-fetch');
+const axios = require('axios');
 const router = express.Router();
 
 // Fetch cover from iTunes API to avoid frontend CORS issues
@@ -9,8 +9,8 @@ router.get('/', async (req, res) => {
   
   try {
     const url = `https://itunes.apple.com/search?term=${encodeURIComponent(q)}&media=music&entity=song&limit=1`;
-    const response = await fetch(url);
-    const data = await response.json();
+    const response = await axios.get(url, { timeout: 4000 });
+    const data = response.data;
     
     if (data.results && data.results[0] && data.results[0].artworkUrl100) {
       const src = data.results[0].artworkUrl100.replace('100x100bb', '300x300bb');
@@ -19,7 +19,7 @@ router.get('/', async (req, res) => {
     
     res.json({ url: null });
   } catch (err) {
-    console.error('iTunes cover fetch error', err);
+    console.error('iTunes cover fetch error', err.message);
     res.status(500).json({ error: 'Server error fetching cover' });
   }
 });