feat: Arch Linux packaging with Electron frontend, systemd backend service, and Windows exe build

- Add Electron wrapper (main.cjs, preload.cjs) for desktop frontend
- Add systemd service unit, env config, and sysusers for backend API
- Add PKGBUILD and .install for Arch package (makepkg -si)
- Add desktop entry, SVG/PNG icon, and wrapper scripts
- Add bin/build-pkg, bin/install-pkg, bin/windows-pkg scripts
- Make API port configurable via PORT env var (default 3000, prod 18390)
- Add electron-builder config for Windows exe cross-compilation
- Set vite base to './' for Electron file:// loading

1 files changed, 1 insertions, 1 deletions

diff --git a/packages/api/src/index.ts b/packages/api/src/index.ts
index 045196b..b188e39 100644
--- a/packages/api/src/index.ts
+++ b/packages/api/src/index.ts
@@ -71,7 +71,7 @@ app.get(
 export { app };
 
 export default {
-	port: 3000,
+	port: Number(process.env.PORT) || 3000,
 	fetch: app.fetch,
 	websocket,
 };