perf: optimize splash screen loading and remove unused telemetry code

frontend/src/views/SplashScreen.vue

@@ -44,16 +44,22 @@ onMounted(async () => {
   showLoading.value = true
   loadingVisible.value = true
 
+  // Short timeout for safety - app should be ready way before this
   const initTimeout = setTimeout(() => {
     console.warn('Initialization taking too long, forcing navigation...')
     statusMessage.value = 'Iniciando de todas formas...'
     navigate()
-  }, 5000)
+  }, 3000)
 
   try {
-    await performInitializationTasks()
+    // Start all tasks in parallel: Session check + Data loading
+    const [sessionData] = await Promise.all([
+      supabase.auth.getSession(),
+      performInitializationTasks()
+    ])
+    
     clearTimeout(initTimeout)
-    navigate()
+    navigate(sessionData.data.session)
   } catch (error) {
     console.error('Initialization failed', error)
     clearTimeout(initTimeout)
@@ -61,15 +67,16 @@ onMounted(async () => {
   }
 })
 
-async function navigate() {
-  const { data: { session } } = await supabase.auth.getSession()
+async function navigate(passedSession?: any) {
+  // Use passed session or fetch if missing
+  const session = passedSession || (await supabase.auth.getSession()).data.session
 
   if (!session) {
     router.replace('/map')
     return
   }
 
-  // Get the role directly from the JWT to avoid slow database queries
+  // Get the role directly from user metadata for speed
   const role = session.user?.user_metadata?.role?.toUpperCase() || 'PASSENGER'
   
   if (role === 'ADMIN') router.replace('/admin')
@@ -80,13 +87,16 @@ async function navigate() {
 
 async function performInitializationTasks() {
   statusMessage.value = 'Verificando datos...'
+  console.log('Starting initialization tasks...')
 
   // Load essential map data in parallel to save time
   try {
+    const start = Date.now()
     await Promise.all([
-      routeStore.loadRoutes(),
-      busStopStore.loadBusStops()
+      routeStore.loadRoutes().then(() => console.log('Routes loaded')),
+      busStopStore.loadBusStops().then(() => console.log('Bus stops loaded'))
     ])
+    console.log(`Initialization tasks finished in ${Date.now() - start}ms`)
   } catch (e) {
     console.error('Error pre-loading map data', e)
   }