feat: Complete API endpoint coverage with comprehensive tests and documentation

- Add 8 new API endpoint modules (Analytics, ThreatFeed, ApiTokens, etc.)
- Implement 40+ unit tests and integration test suite
- Fix FullScans documentation with correct method signatures
- Update README.rst with complete endpoint documentation
- Add secure .env configuration and organized test structure

Author: dacoburn

.gitignore

@@ -3,6 +3,8 @@ main.py
 venv
 .idea
 .DS_Store
+.env
+*.swp
 *.zip
 *.pyc
 test.py