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Author SHA1 Message Date
Tejas Chopra
53be64ca12
chore(telemetry): remove Supabase anonymous beacon; fix contact domain to headroomlabs.ai (#1526)
## Description

Removes the anonymous-telemetry **beacon** — the only external,
third-party data flow Headroom ever initiated. When telemetry was opted
in, it POSTed aggregate `/stats` to a hardcoded **Supabase** REST
endpoint (with an embedded anon API key in the source). For
enterprise/on-prem deployments this is exactly the kind of
vendor-controlled data egress a security review flags, so it's gone
entirely — **zero "Supabase" references remain in the codebase.**

What stays (by design): the **local** telemetry collector + the
`HEADROOM_TELEMETRY` opt-in (it only feeds `/stats` and `/v1/telemetry`
— nothing leaves the process), **OpenTelemetry export**
(`HEADROOM_OTEL_METRICS_*`, so operators send operational metrics to
*their own* collector), and the license usage reporter (your own domain,
license-key-gated).

Also fixes the contact domain: `headroom.dev` → `headroomlabs.ai`
everywhere.

Closes # (no tracking issue)

## Type of Change

- [x] Bug fix (non-breaking change that fixes an issue)
- [ ] New feature (non-breaking change that adds functionality)
- [ ] Breaking change (fix or feature that would cause existing
functionality to change)
- [ ] Documentation update
- [ ] Performance improvement
- [x] Code refactoring (no functional changes)

> Non-breaking: `HEADROOM_TELEMETRY` is still accepted (now gates local
collection only). The only behavior change is that no telemetry is ever
sent externally.

## Changes Made

- **Deleted the Supabase beacon**: `TelemetryBeacon` class,
`_SUPABASE_URL`/`_SUPABASE_KEY`/`_TABLE`/`_ENDPOINT`, the JSONB
projection helper, the proxy-lifespan beacon wiring, the `SUPABASE_`
install env passthrough, and `tests/test_strategy_stats_supabase.py`.
- **Kept** the local opt-in predicate (`is_telemetry_enabled` etc.) in
`beacon.py` — still used by the local collector + CLI — reworded to
"local only".
- **Retained** the single-worker-owner file lock (the cc-switch
reconciler depends on it); updated its comments to drop the beacon
framing.
- `/stats` `anon_telemetry_shipping` is now always `False` (nothing
ships externally); startup log reworded to "Local telemetry".
- Reworded remaining "Supabase" comments in `collector.py`,
`context.py`, `prometheus_metrics.py`, and two test docstrings.
- Contact domain: `security@headroom.dev` → `security@headroomlabs.ai`,
`conduct@headroom.dev` → `conduct@headroomlabs.ai`, FUNDING.yml sponsor
URL.

## Testing

- [x] Unit tests pass (`pytest`)
- [x] Linting passes (`ruff check`)
- [x] Type checking passes (`mypy`)
- [x] New tests added for new functionality
- [x] Manual testing performed

### Test Output

```text
$ grep -rniI "supabase" --include=*.py --include=*.md --include=*.mdx .   # (excl .venv/sbom)
>>> ZERO Supabase references

$ grep -rniI "headroom.dev" .
>>> ZERO headroom.dev references

$ ruff check <changed files>           -> All checks passed!
$ ruff format --check <changed files>  -> 10 files already formatted
$ mypy <changed telemetry files>       -> Success: no issues found

$ pytest tests/test_telemetry.py tests/test_telemetry_warning.py \
    tests/test_proxy_telemetry_env.py tests/test_compression_observability.py \
    tests/test_paths.py tests/test_paths_backward_compat.py -q
============================= 173 passed in 6.67s ==============================
```

## Real Behavior Proof

- **Environment:** macOS, Python 3.12 (`.venv`).
- **Exact command / steps:** repo-wide grep for
`supabase`/`headroom.dev`; `create_app(...)` driven through a full
`TestClient` lifespan (startup + shutdown) in
`test_proxy_telemetry_env.py`; `/stats` exercised in
`test_telemetry_warning.py`.
- **Observed result:** zero `supabase`/`headroom.dev` strings remain;
the proxy starts and shuts down cleanly with the beacon removed (the
worker-owner lock + reconciler still elect a single owner);
`/stats.anon_telemetry_shipping` is `False` even with
`HEADROOM_TELEMETRY=on`; local collector + OTEL paths unchanged.
- **Not tested:** no live network call was ever made (the point — the
external POST is gone). OTEL export and the license reporter were not
exercised (unchanged by this PR).

## Review Readiness

- [x] I have performed a self-review
- [x] This PR is ready for human review

## Checklist

- [x] My code follows the project's style guidelines
- [x] I have performed a self-review of my code
- [x] I have commented my code, particularly in hard-to-understand areas
- [ ] I have made corresponding changes to the documentation
- [x] My changes generate no new warnings
- [x] I have added tests that prove my fix is effective or that my
feature works
- [x] New and existing unit tests pass locally with my changes
- [ ] I have updated the CHANGELOG.md if applicable

## Additional Notes

- The license usage reporter (`reporter.py` → `app.headroomlabs.ai`) is
intentionally **kept** — it's license-key-gated (dormant for
unlicensed/OSS deployments) and goes to your own domain, not a third
party.
- Docs/CHANGELOG left unchecked: a couple of docs mention the telemetry
beacon and may want a follow-up note that it now collects locally only;
happy to add.
2026-06-27 22:48:26 -07:00
chopratejas
175746cc26 Prepare for OSS release v0.2.0
This commit prepares Headroom for public open source release with
comprehensive documentation, licensing, and community infrastructure.

License & Legal:
- Add Apache 2.0 LICENSE file
- Add NOTICE file with third-party attributions
- Add SECURITY.md for vulnerability reporting

Community:
- Add CONTRIBUTING.md with contribution guidelines
- Add CODE_OF_CONDUCT.md (Contributor Covenant)
- Add GitHub issue templates (bug report, feature request)
- Add pull request template

Documentation:
- Update README.md with compelling value proposition
- Add docs/getting-started.md
- Add docs/proxy.md for proxy server documentation
- Add docs/transforms.md for transform reference
- Add docs/api.md for API reference
- Add examples/README.md

Package Infrastructure:
- Add headroom/py.typed for PEP 561 compliance
- Add headroom/cli.py for CLI entry point
- Add .github/workflows/ci.yml for CI pipeline
- Add .github/workflows/publish.yml for PyPI publishing
- Update pyproject.toml with proper metadata

New Features:
- Add multi-provider support (Google, Cohere, LiteLLM, OpenAI-compatible)
- Add universal tokenizer registry with multiple backends
- Add model registry with pricing and context limits
- Add production proxy server with caching and rate limiting

Code Quality:
- Fix 83 lint issues via ruff auto-fix
- Fix version consistency (benchmarks 0.1.0 → 0.2.0)
- Add skip decorators for optional dependency tests
2026-01-07 11:36:44 -08:00