feat: Add branded app icon for tray and Windows exe

Replace the placeholder tray bitmap with embedded PNG assets and a multi-size ICO. Embed resources with go-winres so conduit.exe shows the icon in Explorer and the taskbar.

Co-authored-by: Cursor <cursoragent@cursor.com>

Author: foursecondfivefour

.github/workflows/ci.yml

@@ -17,6 +17,12 @@ jobs:
           go-version: "1.22"
           cache: true
 
+      - name: Install go-winres
+        run: go install github.com/tc-hib/go-winres@latest
+
+      - name: Embed Windows icon
+        run: go generate ./...
+
       - name: Test
         run: go test ./...
 

README.md

@@ -13,9 +13,12 @@ Designed for a small footprint: one WebView window, mobile YouTube UI, system-tr
 ## Build
 
 ```powershell
+go generate ./...   # embeds assets/windows/icon.ico into the .exe (needs go-winres)
 go build -ldflags="-s -w" -tags production -o build\conduit.exe .
 ```
 
+`rsrc_windows_amd64.syso` is checked in so a plain `go build` also works on Windows amd64.
+
 ## Run
 
 ```powershell

assets/windows/icon.ico

@@ -1,11 +1,13 @@
 package app
 
-// 16x16 PNG (red #cc0000) for the system tray.
-var trayIcon = []byte{
-	0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a, 0x00, 0x00, 0x00, 0x0d, 0x49, 0x48, 0x44, 0x52,
-	0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00, 0x10, 0x08, 0x02, 0x00, 0x00, 0x00, 0x90, 0x91, 0x68,
-	0x36, 0x00, 0x00, 0x00, 0x1c, 0x49, 0x44, 0x41, 0x54, 0x78, 0x9c, 0x63, 0xf8, 0xcf, 0xc0, 0xc0,
-	0xc0, 0xc0, 0xc0, 0xc0, 0xc0, 0xc0, 0xc0, 0xc0, 0xc0, 0xc0, 0xc0, 0xc0, 0xc0, 0xc0, 0xc0, 0xc0,
-	0xc0, 0xc0, 0xc0, 0x00, 0x00, 0x00, 0x85, 0x00, 0x01, 0x5a, 0x1c, 0x9c, 0x3a, 0x00, 0x00, 0x00,
-	0x00, 0x49, 0x45, 0x4e, 0x44, 0xae, 0x42, 0x60, 0x82,
-}
+import _ "embed"
+
+// App icon (256×256) for the Wails application shell.
+//
+//go:embed assets/icon.png
+var appIcon []byte
+
+// Tray icon (32×32) for the Windows notification area.
+//
+//go:embed assets/icon-tray.png
+var trayIcon []byte

internal/app/assets/icon-tray-16.png

@@ -22,7 +22,7 @@ func Run(ctx context.Context, proxyServer *proxy.Server, settings *config.Settin
 	app := application.New(application.Options{
 		Name:        "Conduit",
 		Description: "Local CONNECT proxy with TLS fragmentation and YouTube viewer",
-		Icon:        trayIcon,
+		Icon:        appIcon,
 		Windows: application.WindowsOptions{
 			AdditionalBrowserArgs: chromiumArgs(proxyURL),
 		},

internal/app/assets/icon-tray.png

@@ -1,3 +1,5 @@
+//go:generate go-winres simply --icon assets/windows/icon.ico --manifest gui --product-name Conduit --file-description Conduit --copyright Copyright (c) foursecondfivefour --out rsrc
+
 package main
 
 import (