feat: revamp login page and support disabling media server login (#1286)

* feat: support disabling jellyfin login

* feat: revamp login screen

Update the login screen for better usability, especially with OpenID
Connect and Plex login, allowing one-click login and removing the
accordion layout. Additionally, ensures that media server login is
hidden when disabled in the settings.

* test: update cypress login command

package.json

@@ -86,6 +86,7 @@
     "react-spring": "9.7.1",
     "react-tailwindcss-datepicker-sct": "1.3.4",
     "react-toast-notifications": "2.5.1",
+    "react-transition-group": "^4.4.5",
     "react-truncate-markup": "5.1.2",
     "react-use-clipboard": "1.0.9",
     "reflect-metadata": "0.1.13",
@@ -95,6 +96,7 @@
     "sqlite3": "5.1.4",
     "swagger-ui-express": "4.6.2",
     "swr": "2.2.5",
+    "tailwind-merge": "^2.6.0",
     "typeorm": "0.3.11",
     "undici": "^6.20.1",
     "web-push": "3.5.0",