feat: watch playlists and download newly added tracks

cmd/watch_run.go

@@ -0,0 +1,21 @@
+package cmd
+
+import (
+	"github.com/mathismqn/godeez/internal/watcher"
+	"github.com/spf13/cobra"
+)
+
+var watchRunCmd = &cobra.Command{
+	Use:    "run",
+	Short:  "Start the background playlist watcher",
+	Hidden: true,
+	Run: func(cmd *cobra.Command, args []string) {
+		ctx := cmd.Context()
+		w := watcher.New(appConfig)
+		w.Run(ctx, opts)
+	},
+}
+
+func init() {
+	watchCmd.AddCommand(watchRunCmd)
+}