Merge branch 'oprava-keycloak' into 'main'

src/components/Footer.jsx

src/components/Navbar.jsx

src/components/onboarding/index.jsx

src/hooks.js

src/index.js

src/keycloak.js

src/pages/About.jsx

src/pages/Home.jsx

src/pages/NotFound.jsx

src/pages/Program.jsx

src/pages/Protocol.jsx

src/serviceWorker.js

src/stores.js

src/utils.js

src/ws/connection.js

src/ws/handlers/announcements.js

src/ws/handlers/posts.js

src/ws/handlers/program.js