refactor: Centralize platform mode detection using IS_PLATFORM constant; use token from Auth context in WebSocket connection

src/components/LoginModal.jsx

@@ -1,5 +1,6 @@
 import { X } from 'lucide-react';
 import StandaloneShell from './StandaloneShell';
+import { IS_PLATFORM } from '../../shared/modelConstants';
 
 /**
  * Reusable login modal component for Claude, Cursor, and Codex CLI authentication
@@ -27,15 +28,13 @@ function LoginModal({
   const getCommand = () => {
     if (customCommand) return customCommand;
 
-    const isPlatform = import.meta.env.VITE_IS_PLATFORM === 'true';
-
     switch (provider) {
       case 'claude':
         return isAuthenticated ? 'claude setup-token --dangerously-skip-permissions' : 'claude /exit --dangerously-skip-permissions';
       case 'cursor':
         return 'cursor-agent login';
       case 'codex':
-        return isPlatform ? 'codex login --device-auth' : 'codex login';
+        return IS_PLATFORM ? 'codex login --device-auth' : 'codex login';
       default:
         return isAuthenticated ? 'claude setup-token --dangerously-skip-permissions' : 'claude /exit --dangerously-skip-permissions';
     }

src/components/Onboarding.jsx

@@ -6,6 +6,7 @@ import CodexLogo from './CodexLogo';
 import LoginModal from './LoginModal';
 import { authenticatedFetch } from '../utils/api';
 import { useAuth } from '../contexts/AuthContext';
+import { IS_PLATFORM } from '../../shared/modelConstants';
 
 const Onboarding = ({ onComplete }) => {
   const [currentStep, setCurrentStep] = useState(0);
@@ -15,8 +16,7 @@ const Onboarding = ({ onComplete }) => {
   const [error, setError] = useState('');
 
   const [activeLoginProvider, setActiveLoginProvider] = useState(null);
-  const isPlatform = import.meta.env.VITE_IS_PLATFORM === 'true';
-  const [selectedProject] = useState({ name: 'default', fullPath: isPlatform ? '/workspace' : '' });
+  const [selectedProject] = useState({ name: 'default', fullPath: IS_PLATFORM ? '/workspace' : '' });
 
   const [claudeAuthStatus, setClaudeAuthStatus] = useState({
     authenticated: false,

src/components/ProtectedRoute.jsx

@@ -4,6 +4,7 @@ import SetupForm from './SetupForm';
 import LoginForm from './LoginForm';
 import Onboarding from './Onboarding';
 import { MessageSquare } from 'lucide-react';
+import { IS_PLATFORM } from '../../shared/modelConstants';
 
 const LoadingScreen = () => (
   <div className="min-h-screen bg-background flex items-center justify-center p-4">
@@ -27,7 +28,7 @@ const LoadingScreen = () => (
 const ProtectedRoute = ({ children }) => {
   const { user, isLoading, needsSetup, hasCompletedOnboarding, refreshOnboardingStatus } = useAuth();
 
-  if (import.meta.env.VITE_IS_PLATFORM === 'true') {
+  if (IS_PLATFORM) {
     if (isLoading) {
       return <LoadingScreen />;
     }

src/components/Shell.jsx

@@ -5,6 +5,7 @@ import { WebglAddon } from '@xterm/addon-webgl';
 import { WebLinksAddon } from '@xterm/addon-web-links';
 import '@xterm/xterm/css/xterm.css';
 import { useTranslation } from 'react-i18next';
+import { IS_PLATFORM } from '../../shared/modelConstants';
 
 const xtermStyles = `
   .xterm .xterm-screen {
@@ -55,10 +56,9 @@ function Shell({ selectedProject, selectedSession, initialCommand, isPlainShell
     if (isConnecting || isConnected) return;
 
     try {
-      const isPlatform = import.meta.env.VITE_IS_PLATFORM === 'true';
       let wsUrl;
 
-      if (isPlatform) {
+      if (IS_PLATFORM) {
         const protocol = window.location.protocol === 'https:' ? 'wss:' : 'ws:';
         wsUrl = `${protocol}//${window.location.host}/shell`;
       } else {

src/components/Sidebar.jsx

@@ -16,6 +16,7 @@ import ProjectCreationWizard from './ProjectCreationWizard';
 import { api } from '../utils/api';
 import { useTaskMaster } from '../contexts/TaskMasterContext';
 import { useTasksSettings } from '../contexts/TasksSettingsContext';
+import { IS_PLATFORM } from '../../shared/modelConstants';
 
 // Move formatTimeAgo outside component to avoid recreation on every render
 const formatTimeAgo = (dateString, currentTime, t) => {
@@ -622,7 +623,7 @@ function Sidebar({
       <div className="md:p-4 md:border-b md:border-border">
         {/* Desktop Header */}
         <div className="hidden md:flex items-center justify-between">
-          {import.meta.env.VITE_IS_PLATFORM === 'true' ? (
+          {IS_PLATFORM ? (
             <a
               href="https://cloudcli.ai/dashboard"
               className="flex items-center gap-3 hover:opacity-80 transition-opacity group"
@@ -673,7 +674,7 @@ function Sidebar({
           style={isPWA && isMobile ? { paddingTop: '16px' } : {}}
         >
           <div className="flex items-center justify-between">
-            {import.meta.env.VITE_IS_PLATFORM === 'true' ? (
+            {IS_PLATFORM ? (
               <a
                 href="https://cloudcli.ai/dashboard"
                 className="flex items-center gap-3 active:opacity-70 transition-opacity"