fix: opponent bar friend request shows feedback + opens profile

- Add friend button shows success/already-sent/already-friends status
- Profile button navigates to player profile view
- Report button shows confirmation before dismissing
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

public/js/core/multiplayer.js

@@ -5,6 +5,7 @@ import * as net from './net.js';
 import * as store from './store.js';
 import * as audio from './audio.js';
 import * as juice from './juice.js';
+import * as scene from './scene.js';
 import { emoji } from './theme.js';
 
 let currentMatchId = null;
@@ -66,20 +67,30 @@ function showOpponentActions(container, opponent) {
   menu.appendChild(style);
 
   menu.querySelector('[data-action="friend"]').addEventListener('click', async () => {
-    await addFriendFromGame(opponent.id);
-    menu.querySelector('[data-action="friend"]').textContent = '✓ تم الإرسال';
+    const btn = menu.querySelector('[data-action="friend"]');
+    btn.style.opacity = '0.5';
+    btn.style.pointerEvents = 'none';
+    const result = await addFriendFromGame(opponent.id);
+    if (result === true) {
+      btn.textContent = '✓ تم الإرسال';
+      btn.style.color = '#34D399';
+    } else {
+      btn.textContent = result || '✓ مرسل سابقاً';
+      btn.style.color = '#64748b';
+    }
     juice.hapticLight();
-    setTimeout(() => menu.remove(), 1000);
+    setTimeout(() => menu.remove(), 1500);
   });
 
   menu.querySelector('[data-action="report"]').addEventListener('click', () => {
     reportOpponent(opponent.id);
-    menu.remove();
+    menu.querySelector('[data-action="report"]').textContent = '✓ تم الإبلاغ';
+    setTimeout(() => menu.remove(), 1000);
   });
 
   menu.querySelector('[data-action="profile"]').addEventListener('click', () => {
     menu.remove();
-    // Could navigate to profile scene
+    scene.push('profile-view', { playerId: opponent.id });
   });
 
   // Close on outside click
@@ -184,10 +195,19 @@ export function checkForRematch(gameState, myUserId) {
 // ========== FRIEND ADD ==========
 export async function addFriendFromGame(opponentId) {
   try {
-    await net.post('friends.php', { action: 'request', target_id: opponentId });
+    const res = await net.post('friends.php', { action: 'request', target_id: opponentId });
+    if (res.error) {
+      if (res.error.includes('Already friends')) return 'صديق بالفعل';
+      if (res.error.includes('pending')) return 'مرسل سابقاً';
+      return res.error;
+    }
     juice.hapticLight();
     return true;
-  } catch (e) { return false; }
+  } catch (e) {
+    const msg = e.message || '';
+    if (msg.includes('Already') || msg.includes('pending')) return 'مرسل سابقاً';
+    return false;
+  }
 }
 
 // ========== REPORT ==========