CI - refactor: modularize CLI architecture and add hooks support (#1) This commit represents a major architectural refactoring of uvtask, transforming the monolithic CLI implementation into a modular, testable architecture while adding new features and infrastructure improvements.

CI - refactor: modularize CLI architecture and add hooks support (#1) This commit represents a major architectural refactoring of uvtask, transforming the monolithic CLI implementation into a modular, testable architecture while adding new features and infrastructure improvements. #9