Initial commit: Vuelato - buscador de vuelos

Nuxt 4 + Supabase + Flightics API. Incluye búsqueda de vuelos,
inspiraciones, watchlist, tracking de precios y mapa interactivo.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

app/composables/useOriginTime.ts

@@ -0,0 +1,18 @@
+export function useOriginTime() {
+  const cookie = useCookie('showOriginTime', { default: () => false, watch: true })
+  const { profile, updateProfile } = useUserPreferences()
+  const user = useSupabaseUser()
+
+  const showOriginTime = computed({
+    get: () => user.value && profile.value ? profile.value.show_origin_time : cookie.value,
+    set: (v: boolean) => {
+      cookie.value = v
+      if (user.value && profile.value) {
+        profile.value.show_origin_time = v
+        updateProfile({ show_origin_time: v })
+      }
+    }
+  })
+
+  return { showOriginTime }
+}