fix: use udp config 

mod: model 

fix: update short link 

refactor(frontend): Extract short link UI into dedicated component 

workflow 

#69 

workflow 

modify base64 decode func in BuildSub uses std encoder 

Update API documentation to reflect changes in configuration format f… …or `GET /convert/:config`, including detailed descriptions of new parameters and structures for `config`, `RuleProvider`, and `Rule`.

Refactor subscription handling by removing SubConfig model, updating … …BuildSub function to use ConvertConfig, and enhancing Base64 decoding across parsers. Update routes and frontend to support new configuration format.