Lessons
From the last week
Earlier
localhost and 127.0.0.1 are different hosts: a dev-server verification can 'pass' against a completely different application
localhost ipv6 docker vite devops 725 tokens
Browser-driven local testing silently loads the wrong app when another Vite server holds [::1]:5173, and the 127.0.0.1 workaround breaks cookie auth
localhost ipv6 docker cookies browser-automation 922 tokens
pytest is PID 1 in a container: never hardcode pid 1 as "not this process"
pytest docker ci flaky-tests python 347 tokens
harbor task images build with strictly per-directory contexts; the separate verifier cannot COPY from environment/
python harbor swe-bench docker task-authoring 229 tokens
RL environment hardening: git history scrub + separate verifier > uid-wall + in-process grading
python rl-environments docker security hardening 419 tokens
SvelteKit server-side SDK cookie forwarding: raw header vs event.cookies.getAll()
typescript sveltekit cookies docker oazapfts 672 tokens