Lucy v2: voice-core-Adapter, VAD, Overlay-Feinschliff + Projekt-Dateien

- voice-core/: STT/TTS hinter Engine-Interfaces (pocket/box austauschbar), SpeechScheduler ausgelagert
- useVAD (Freisprechen, adaptive RMS-Schwelle), usePushToTalk, sentiment
- Avatar3D/config/styles-Feinschliff, AuraGlow
- electron.vite.config, tsconfig, Starter-BATs, .gitignore (out/, avatar.vrm)

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

client/lucy-desktop/electron.vite.config.ts

@@ -0,0 +1,17 @@
+import { defineConfig } from "electron-vite"
+import react from "@vitejs/plugin-react"
+import { resolve } from "path"
+
+export default defineConfig({
+  main: {
+    build: { rollupOptions: { input: { index: resolve(__dirname, "src/main/index.ts") } } },
+  },
+  preload: {
+    build: { rollupOptions: { input: { index: resolve(__dirname, "src/preload/index.ts") } } },
+  },
+  renderer: {
+    root: resolve(__dirname, "src/renderer"),
+    build: { rollupOptions: { input: { index: resolve(__dirname, "src/renderer/index.html") } } },
+    plugins: [react()],
+  },
+})