TUI update (#1)

* Implement confirmation dialog for virtual environment deletion in App, including methods for starting, confirming, and canceling deletion. Add unit tests to validate deletion logic and navigation behavior.

* Enhance main function to support command-line arguments for scanning paths and toggling TUI mode. Implement a detailed output for found virtual environments, including size and last modified date. Add unit tests for directory size calculation and virtual environment detection.

* Refactor UI rendering to utilize ratatui for a more interactive display of virtual environments. Implement a confirmation dialog for deletion with improved layout and styling, including help text for user navigation.

Author: yashksaini-coder

Cargo.lock

@@ -9,3 +9,4 @@ crossterm = "0.27"
 walkdir = "2.4"
 humansize = "2.1"        # For formatting file sizes
 chrono = "0.4"           # For timestamps
+clap = { version = "4.4", features = ["derive"] }