feat(frontend): Integrate `axios` for client requests

End-user friendly description of the problem this fixes or functionality that this introduces Managing request options at scale can become challenging, especially when dealing with authentication headers, custom configurations, timeout policies, and consistent error handling.

[ ] Include this change in the Release Notes. If checked, you must provide an end-user friendly description for your change below

Give a summary of what the PR does, explaining any non-trivial design decisions

Integrates axios as the HTTP request layer

Link of any specific issues this addresses

To run this PR locally, use the following command:

docker run -it --rm   -p 3000:3000   -v /var/run/docker.sock:/var/run/docker.sock   --add-host host.docker.internal:host-gateway   -e SANDBOX_RUNTIME_CONTAINER_IMAGE=docker.all-hands.dev/all-hands-ai/runtime:b4a1127-nikolaik   --name openhands-app-b4a1127   docker.all-hands.dev/all-hands-ai/openhands:b4a1127

All-Hands-AI / OpenHands

feat(frontend): Integrate `axios` for client requests #5255