Add support for IP-based bans (#1703)

* Add support for IP-based bans. Closes #1534

* Linter cleanup

core/playlist/writer.go

@@ -4,7 +4,8 @@ import "os"
 
 // WritePlaylist writes the playlist to disk.
 func WritePlaylist(data string, filePath string) error {
-	f, err := os.Create(filePath) //nolint:gosec
+	// nolint:gosec
+	f, err := os.Create(filePath)
 	if err != nil {
 		return err
 	}