master
update: tech-doc.md
create: preview_main.png, preview_modal.png, project_struct.png, config.py, connection_manager.py, database.py, main.py, models.py, requirements.txt, adapt.js, app.js, auth.js, chat.js, rooms.js, style.css, utils.js, websocket.js, index.html, .gitignore, README.md, tech-spec.md, text-doc.md
create: preview_main.png, preview_modal.png, project_struct.png, config.py, connection_manager.py, database.py, main.py, models.py, requirements.txt, adapt.js, app.js, auth.js, chat.js, rooms.js, style.css, utils.js, websocket.js, index.html, conftest.py, pytest.ini, test_api_auth.py, test_api_messages.py, test_api_rooms.py, test_connection_manager.py, test_database.py, test_file_upload.py, test_models.py, test_rate_limits.py, test_results.md, test_websocket.py, .gitignore, README.md, tech-doc.md, tech-spec.md
update: README.md