Refine health checks and add polling animation

.gitignore

@@ -5,54 +5,54 @@
 # ----------------------------------------------------------------------------
 # Python: Byte-compiled & Cache
 # ----------------------------------------------------------------------------
-**/__pycache__/
-**/*.py[cod]
-**/*$py.class
-**/*.so
-**/.cython_debug/
-**/cython_debug/
+__pycache__/
+*.py[cod]
+*$py.class
+*.so
+.cython_debug/
+cython_debug/
 
 # ----------------------------------------------------------------------------
 # Python: Packaging & Distribution
 # ----------------------------------------------------------------------------
-**/build/
-**/dist/
-**/develop-eggs/
-**/downloads/
-**/eggs/
-**/.eggs/
-**/lib/
-**/lib64/
-**/parts/
-**/sdist/
-**/wheels/
-**/share/python-wheels/
-**/*.egg-info/
-**/.installed.cfg
-**/*.egg
-**/MANIFEST
-**/*.manifest
-**/*.spec
+build/
+dist/
+develop-eggs/
+downloads/
+eggs/
+.eggs/
+lib/
+lib64/
+parts/
+sdist/
+wheels/
+share/python-wheels/
+*.egg-info/
+.installed.cfg
+*.egg
+MANIFEST
+*.manifest
+*.spec
 
 # Installer logs
-**/pip-log.txt
-**/pip-delete-this-directory.txt
+pip-log.txt
+pip-delete-this-directory.txt
 
 # ----------------------------------------------------------------------------
 # Python: Virtual Environments & Dependency Managers
 # ----------------------------------------------------------------------------
 # Virtual environments
-**/.venv
-**/venv/
-**/env/
-**/ENV/
-**/env.bak/
-**/venv.bak/
-**/.pixi/
-**/__pypackages__/
+.venv
+venv/
+env/
+ENV/
+env.bak/
+venv.bak/
+.pixi/
+__pypackages__/
 
 # pyenv
-**/.python-version
+.python-version
 
 # Dependency lock files (usually committed, uncomment if you prefer to ignore)
 # Pipfile.lock
@@ -62,48 +62,48 @@
 # pixi.lock
 
 # Tool-specific
-**/.tox/
-**/.nox/
-**/.pdm-python
-**/.pdm-build/
-**/.poetry.toml
-**/.pdm.toml
+.tox/
+.nox/
+.pdm-python
+.pdm-build/
+.poetry.toml
+.pdm.toml
 
 # ----------------------------------------------------------------------------
 # Python: Testing & Coverage
 # ----------------------------------------------------------------------------
-**/htmlcov/
-**/.coverage
-**/.coverage.*
-**/.cache
-**/nosetests.xml
-**/coverage.xml
-**/*.cover
-**/*.py.cover
-**/.hypothesis/
-**/.pytest_cache/
-**/cover/
-**/.ruff_cache/
+htmlcov/
+.coverage
+.coverage.*
+.cache
+nosetests.xml
+coverage.xml
+*.cover
+*.py.cover
+.hypothesis/
+.pytest_cache/
+cover/
+.ruff_cache/
 
 # ----------------------------------------------------------------------------
 # Python: Development & IDE
 # ----------------------------------------------------------------------------
 # Jupyter / IPython
-**/.ipynb_checkpoints
-**/profile_default/
-**/ipython_config.py
+.ipynb_checkpoints
+profile_default/
+ipython_config.py
 
 # Type checkers & linters
-**/.mypy_cache/
-**/.dmypy.json
-**/dmypy.json
-**/.pyre/
-**/.pytype/
+.mypy_cache/
+.dmypy.json
+dmypy.json
+.pyre/
+.pytype/
 
 # Project / IDE settings
-**/.spyderproject
-**/.spyproject
-**/.ropeproject
+.spyderproject
+.spyproject
+.ropeproject
 
 # PyCharm / JetBrains (uncomment to ignore entire folder)
 # .idea/
@@ -115,78 +115,78 @@
 # Python: Frameworks & Tools
 # ----------------------------------------------------------------------------
 # Django
-**/*.log
-**/local_settings.py
-**/db.sqlite3
-**/db.sqlite3-journal
+*.log
+local_settings.py
+db.sqlite3
+db.sqlite3-journal
 
 # Flask
-**/instance/
-**/.webassets-cache
+instance/
+.webassets-cache
 
 # Scrapy
-**/.scrapy
+.scrapy
 
 # Celery
-**/celerybeat-schedule
-**/celerybeat-schedule.*
-**/celerybeat.pid
+celerybeat-schedule
+celerybeat-schedule.*
+celerybeat.pid
 
 # Sphinx / MkDocs / Marimo
-**/docs/_build/
-**//site
-**/marimo/_static/
-**/marimo/_lsp/
-**/__marimo__/
+docs/_build/
+/site
+marimo/_static/
+marimo/_lsp/
+__marimo__/
 
 # Streamlit secrets
-**/.streamlit/secrets.toml
+.streamlit/secrets.toml
 
 # ----------------------------------------------------------------------------
 # Next.js / Node.js
 # ----------------------------------------------------------------------------
 # Dependencies
-**/node_modules
-**/.pnp
-**/.pnp.js
-**/.pnp.loader.mjs
+node_modules
+.pnp
+.pnp.js
+.pnp.loader.mjs
 
 # Build outputs
-**/.next/
-**/out/
-**/build/
+.next/
+out/
+build/
 
 # TypeScript
-**/*.tsbuildinfo
-**/next-env.d.ts
+*.tsbuildinfo
+next-env.d.ts
 
 # Testing (Jest, etc.)
-**/coverage
+coverage
 
 # Vercel
-**/.vercel
+.vercel
 
 # ----------------------------------------------------------------------------
 # General / OS / Security
 # ----------------------------------------------------------------------------
 # Environment variables
-**/.env
-**/.env*.local
-**/.envrc
+.env
+.env*.local
+.envrc
 
 # OS generated files
-**/.DS_Store
-**/Thumbs.db
-**/*.pem
+.DS_Store
+Thumbs.db
+*.pem
 
 # Logs & debug
-**/npm-debug.log*
-**/yarn-debug.log*
-**/yarn-error.log*
-**/*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+*.log
 
 # PyPI config
-**/.pypirc
+.pypirc
 
 # ==============================================================================
 # End of file