feat: Add a large collection of emoji and other frontend assets, including a sound file, and a backend package.json.

Backend/routes/voice.js

@@ -0,0 +1,64 @@
+const express = require('express');
+const router = express.Router();
+const { AccessToken } = require('livekit-server-sdk');
+const db = require('../db');
+
+// Middleware to check permissions?
+// For now, simpler: assuming user is logged in (via x-user-id header check in frontend)
+// Real implementation should use the checkPermission middleware or verify session
+
+router.post('/token', async (req, res) => {
+    const { channelId } = req.body;
+    const userId = req.headers['x-user-id']; // Sent by frontend
+    
+    // Default fallback if no user (should rely on auth middleware ideally)
+    if (!userId) {
+        return res.status(401).json({ error: 'Unauthorized' });
+    }
+
+    try {
+        // 1. Get Username (for display)
+        const userRes = await db.query('SELECT username FROM users WHERE id = $1', [userId]);
+        if (userRes.rows.length === 0) {
+            return res.status(404).json({ error: 'User not found' });
+        }
+        const username = userRes.rows[0].username;
+
+        // 2. Get Channel Name (Optional, for room name check)
+        // Ensure channel exists and is of type 'voice'
+        const channelRes = await db.query('SELECT id, type FROM channels WHERE id = $1', [channelId]);
+        if (channelRes.rows.length === 0) {
+            return res.status(404).json({ error: 'Channel not found' });
+        }
+        if (channelRes.rows[0].type !== 'voice') {
+            return res.status(400).json({ error: 'Not a voice channel' });
+        }
+
+        // 3. Generate Token
+        // API Key/Secret from env
+        const apiKey = process.env.LIVEKIT_API_KEY || 'devkey';
+        const apiSecret = process.env.LIVEKIT_API_SECRET || 'secret';
+        
+        const at = new AccessToken(apiKey, apiSecret, {
+            identity: userId,
+            name: username,
+        });
+
+        at.addGrant({
+            roomJoin: true,
+            room: channelId,
+            canPublish: true,
+            canSubscribe: true,
+        });
+
+        const token = await at.toJwt();
+
+        res.json({ token });
+
+    } catch (err) {
+        console.error('Error creating voice token:', err);
+        res.status(500).json({ error: 'Server error' });
+    }
+});
+
+module.exports = router;