feat: add direct links download functionality

- Implemented a new task type for handling direct links downloads.
- Added command handler for downloading multiple links via /dl command.
- Introduced progress tracking for direct link downloads.
- Enhanced filename parsing to support various encoding scenarios.
- Updated enums to include direct links as a task type.
- Refactored existing task structures to accommodate new functionality.
- Improved error handling and logging throughout the download process.

parsers/parser.go

@@ -49,6 +49,7 @@ func ParseWithContext(ctx context.Context, url string) (*parser.Item, error) {
 	}
 }
 
+// CanHandle checks if any registered parser can handle the given URL and returns the parser if found.
 func CanHandle(url string) (bool, parser.Parser) {
 	for _, pser := range parsers.Get() {
 		if pser.CanHandle(url) {