Implement SyncWarden v0.1.0

Full Syncthing tray wrapper with:
- System tray with 5 icon states (idle/syncing/paused/error/disconnected)
- Syncthing REST API client with auto-discovered API key
- Long-polling event listener for real-time status
- Transfer rate monitoring, folder tracking, recent files, conflict counting
- Full context menu with folders, recent files, settings toggles
- Embedded admin panel binary (webview, requires CGO)
- OS notifications via beeep (per-event configurable)
- Syncthing process management with auto-restart
- Cross-platform installer with autostart
- CI pipeline for Linux (.deb + .tar.gz) and Windows (.zip)

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

go.mod

@@ -1,3 +1,25 @@
 module git.davoryn.de/calic/syncwarden
 
-go 1.24
+go 1.24.0
+
+require (
+	github.com/energye/systray v1.0.3
+	github.com/fogleman/gg v1.3.0
+	github.com/gen2brain/beeep v0.11.2
+	github.com/webview/webview_go v0.0.0-20240831120633-6173450d4dd6
+)
+
+require (
+	git.sr.ht/~jackmordaunt/go-toast v1.1.2 // indirect
+	github.com/esiqveland/notify v0.13.3 // indirect
+	github.com/go-ole/go-ole v1.3.0 // indirect
+	github.com/godbus/dbus/v5 v5.1.0 // indirect
+	github.com/golang/freetype v0.0.0-20170609003504-e2365dfdc4a0 // indirect
+	github.com/jackmordaunt/icns/v3 v3.0.1 // indirect
+	github.com/nfnt/resize v0.0.0-20180221191011-83c6a9932646 // indirect
+	github.com/sergeymakinen/go-bmp v1.0.0 // indirect
+	github.com/sergeymakinen/go-ico v1.0.0-beta.0 // indirect
+	github.com/tadvi/systray v0.0.0-20190226123456-11a2b8fa57af // indirect
+	golang.org/x/image v0.36.0 // indirect
+	golang.org/x/sys v0.30.0 // indirect
+)