feat(mobile): Add all missing screen registrations and fixes

- Add screen registrations to AppNavigator (P2P, Forum, TaxZekat,
  Launchpad, President, Vote, Validators, Proposals, Identity,
  KurdMedia, Perwerde, B2B)
- Fix supabase.ts with hardcoded fallback credentials for production
- Fix Home tab header (headerShown: false)
- Add new screen components for mini apps
- Update DashboardScreen with proper navigation and alerts

mobile/app.json

@@ -26,7 +26,10 @@
       },
       "edgeToEdgeEnabled": true,
       "predictiveBackGestureEnabled": false,
-      "permissions": ["android.permission.CAMERA"]
+      "permissions": [
+        "android.permission.CAMERA",
+        "android.permission.RECORD_AUDIO"
+      ]
     },
     "plugins": [
       [
@@ -38,6 +41,11 @@
     ],
     "web": {
       "favicon": "./assets/favicon.png"
+    },
+    "extra": {
+      "eas": {
+        "projectId": "99a5c55c-03dd-4eec-856d-4586d9ca994b"
+      }
     }
   }
 }