Initial commit: iOS Build Server

- FastAPI backend with build queue, WebSocket logs, task management
- Vue 3 frontend with build/config/history views
- Xcode project build automation with IPA export
- Fix: initialize build_dir before try block to ensure cleanup on early failure

frontend/vite.config.js

@@ -0,0 +1,19 @@
+import { defineConfig } from 'vite'
+import vue from '@vitejs/plugin-vue'
+
+export default defineConfig({
+  plugins: [vue()],
+  server: {
+    port: 3000,
+    proxy: {
+      '/api': 'http://localhost:8000',
+      '/ws': {
+        target: 'ws://localhost:8000',
+        ws: true,
+      },
+    },
+  },
+  build: {
+    outDir: '../backend/static',
+  },
+})