GitLab

Signed-off-by: mohammedabdulwahhab <furkhan324@berkeley.edu>
Co-authored-by: Ryan McCormick <rmccormick@nvidia.com>

docs: Bring back some missed release/0.4.0 doc changes, fix broken links, add lychee link checker github action (#2482)

chore: bug fixes in pre-deployment sweeping and vllm_v1 planner; expose num_d/p to k8s metrics (#2454)