deploy: sync code from GitHub main

deploy: sync code from GitHub main

deploy: sync code from GitHub main

deploy: add HF model download at startup

fix(ci): remove legacy LFS model breaking CI checkout

docs(README): rewrite + extract HF Space frontmatter out of GitHub view

test: add pytest suite + wire into CI

CI: bump actions to Node 24-compatible versions

Fix CI lint + format + pinpoint pip-audit exception

H.38 — dependency audit in CI + CVE patches

Fix CI: retry health check for up to 60s during model load

Add CI/CD pipelines and code quality tooling