Fix PyProject.toml

- Clean repository and add comprehensive .gitignore

  - Remove build artifacts (egg-info, dist directories)
  - Remove backup files (signing_keys.py.backup)
  - Add comprehensive .gitignore for Python projects
  - Follow Python packaging best practices

- Update CHANGELOG.md with comprehensive 1.0.1 entry
  - Document all link fixes and improvements
  - Follow Keep a Changelog format

- Verify SDK functionality and test suite
  - Install dependencies and test imports
  - Verify error handling classes work correctly
  - Confirm test suite runs (requires API credentials)

Added additional API Support

Update CHANGELOG.md

API-Base-url-changed

update-project-urls

updated Readme.md

Update CHANGELOG.md

Update CHANGELOG.md

Update setup.py