refactor(ui): rework Spinner component with CSS only animation, remove lottie-react (#1538)

Author: PetrBulanek

apps/agentstack-ui/package.json

@@ -35,7 +35,6 @@
     "katex": "^0.16.25",
     "keycode-js": "^3.1.0",
     "lodash": "catalog:",
-    "lottie-react": "catalog:",
     "mermaid": "^11.12.1",
     "next": "catalog:",
     "next-auth": "5.0.0-beta.29",