Restructure go project (#2356)

* Move main to cmd
* Move api to internal
* Move logger and manager to internal
* Move shell hiding code to separate package
* Decouple job from desktop and utils
* Decouple session from config
* Move static into internal
* Decouple config from dlna
* Move desktop to internal
* Move dlna to internal
* Decouple remaining packages from config
* Move config into internal
* Move jsonschema and paths to models
* Make ffmpeg functions private
* Move file utility methods into fsutil package
* Move symwalk into fsutil
* Move single-use util functions into client package
* Move slice functions to separate packages
* Add env var to suppress windowsgui arg
* Move hash functions into separate package
* Move identify to internal
* Move autotag to internal
* Touch UI when generating backend

internal/manager/favicon.go

@@ -0,0 +1,28 @@
+package manager
+
+import (
+	"embed"
+	"runtime"
+)
+
+const faviconDir = "v2.5/build/"
+
+type FaviconProvider struct {
+	uiBox embed.FS
+}
+
+func (p *FaviconProvider) GetFavicon() []byte {
+	if runtime.GOOS == "windows" {
+		faviconPath := faviconDir + "favicon.ico"
+		ret, _ := p.uiBox.ReadFile(faviconPath)
+		return ret
+	}
+
+	return p.GetFaviconPng()
+}
+
+func (p *FaviconProvider) GetFaviconPng() []byte {
+	faviconPath := faviconDir + "favicon.png"
+	ret, _ := p.uiBox.ReadFile(faviconPath)
+	return ret
+}