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/config/urlmap_test.go

@@ -0,0 +1,28 @@
+package config
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestURLMapGetFilesystemLocation(t *testing.T) {
+	// create the URLMap
+	urlMap := make(URLMap)
+	urlMap["/"] = "root"
+	urlMap["/foo"] = "bar"
+
+	url, fs := urlMap.GetFilesystemLocation("/foo/bar")
+	assert.Equal(t, "/bar", url)
+	assert.Equal(t, urlMap["/foo"], fs)
+
+	url, fs = urlMap.GetFilesystemLocation("/bar")
+	assert.Equal(t, "/bar", url)
+	assert.Equal(t, urlMap["/"], fs)
+
+	delete(urlMap, "/")
+
+	url, fs = urlMap.GetFilesystemLocation("/bar")
+	assert.Equal(t, "/bar", url)
+	assert.Equal(t, "", fs)
+}