fix: resolve query lock bottleneck, relay finder untracked worker, and metrics pool memory leak - #3522

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@v4, actions/setup-node@v4, actions/upload-artifact@v4, docker/setup-buildx-action@v2. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/

Unexpected input(s) 's3-cache-bucket', 's3-access-key-id', 's3-secret-access-key', valid inputs are ['test-filter', 'upload-results', 'test-results-suffix', 'test-ignore', 'extra-versions', 'worker-count', 'shard-count', 'shard-index', 'render', 'timeout', 'verbose', 'known-errors']