feat: add tidal download url finder

lib/app.go

@@ -1,8 +1,21 @@
 package lib
 
 type App struct {
+	UserAgent           string // User agent used for scraping requests
+	SelectedTidalApiUrl string
 }
 
 func NewApp() App {
-	return App{}
+	return App{
+		UserAgent: "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/144.0.0.0 Safari/537.36",
+	}
+}
+
+func (app *App) Init() error {
+	err := app.LoadTidalApis()
+	if err != nil {
+		return err
+	}
+
+	return nil
 }