- Translate docstrings, comments, print statements, input prompts
and error messages across all src/ scripts and __main__.py
- Update LICENSE copyright holder to Davide Grilli (2026)
- p2pk: input prompt changed from s/n to y/n for compressed key selection
- Move all scripts (p2pk, p2pkh, p2sh, p2wpkh, p2tr) into src/
- Rename main.py to __main__.py to allow running with `python .`
- Update script paths in __main__.py
- Translate README to English and update launch instructions
- Add __pycache__, *.pyc, *.json to .gitignore