Initial open-source release (MIT): image2api AI gateway

Full Go backend + Vue 3 frontend, OpenAI-compatible API, multi-provider
account pools, billing/admin, Docker one-command deploy with auto HTTPS.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

frontend/src/App.vue

@@ -0,0 +1,22 @@
+<script setup>
+// App shell is layout-driven: each top-level route renders its own layout
+// (PublicLayout for /, /user; AdminLayout for /admin/*). The login modal is
+// mounted here so it can overlay any page instead of being a separate route.
+import { onMounted } from 'vue'
+import LoginModal from './components/LoginModal.vue'
+import { auth, refreshMe, openRegister } from './auth'
+
+// An invite link (/?ref=CODE) should drop a guest straight into registration
+// with the code attached. Logged-in users just ignore the ref.
+onMounted(async () => {
+  const code = new URLSearchParams(location.search).get('ref')
+  if (!code) return
+  if (!auth.ready) await refreshMe()
+  if (!auth.token || !auth.user) openRegister(code)
+})
+</script>
+
+<template>
+  <router-view />
+  <LoginModal />
+</template>