Auto-validate and refresh stale sessions on page load

app/components/Desktop.tsx

@@ -203,41 +203,59 @@ export function Desktop() {
       const savedSessionKey = localStorage.getItem('reubenOS_sessionKey')
 
       if (savedSessionId && savedSessionKey) {
-        // Use existing session
-        setUserSession(savedSessionId)
-        setSessionKey(savedSessionKey)
-        setSessionInitialized(true)
-        console.log('✅ Loaded existing session:', savedSessionId)
-      } else {
-        // Create new session automatically
+        // Validate the saved session first
+        console.log('🔍 Validating existing session:', savedSessionId)
         try {
-          const response = await fetch('/api/sessions/create', {
+          const validateResponse = await fetch('/api/sessions/verify', {
             method: 'POST',
             headers: { 'Content-Type': 'application/json' },
-            body: JSON.stringify({
-              metadata: {
-                createdAt: new Date().toISOString(),
-                autoCreated: true
-              }
-            })
+            body: JSON.stringify({ sessionKey: savedSessionKey })
           })
+          const validateData = await validateResponse.json()
 
-          const data = await response.json()
-
-          if (data.success) {
-            setUserSession(data.session.id)
-            setSessionKey(data.session.key)
+          if (validateData.success && validateData.valid) {
+            // Session is still valid - use it
+            setUserSession(savedSessionId)
+            setSessionKey(savedSessionKey)
             setSessionInitialized(true)
-
-            // Save to localStorage
-            localStorage.setItem('reubenOS_sessionId', data.session.id)
-            localStorage.setItem('reubenOS_sessionKey', data.session.key)
-
-            console.log('✅ Auto-created new session:', data.session.id)
+            console.log('✅ Existing session is valid:', savedSessionId)
+            return
+          } else {
+            console.log('⚠️ Existing session is invalid, creating new one...')
           }
         } catch (error) {
-          console.error('Failed to create session:', error)
+          console.error('Failed to validate session, creating new one:', error)
+        }
+      }
+
+      // Create new session (either no saved session or validation failed)
+      try {
+        const response = await fetch('/api/sessions/create', {
+          method: 'POST',
+          headers: { 'Content-Type': 'application/json' },
+          body: JSON.stringify({
+            metadata: {
+              createdAt: new Date().toISOString(),
+              autoCreated: true
+            }
+          })
+        })
+
+        const data = await response.json()
+
+        if (data.success) {
+          setUserSession(data.session.id)
+          setSessionKey(data.session.key)
+          setSessionInitialized(true)
+
+          // Save to localStorage
+          localStorage.setItem('reubenOS_sessionId', data.session.id)
+          localStorage.setItem('reubenOS_sessionKey', data.session.key)
+
+          console.log('✅ Created fresh session:', data.session.id)
         }
+      } catch (error) {
+        console.error('Failed to create session:', error)
       }
     }