Add sphinx-autodoc-pytest-fixtures package

[tony]

Summary

• Extract sphinx_pytest_fixtures from libtmux into a new workspace package
• Rename to sphinx-autodoc-pytest-fixtures (follows sphinx-autodoc-* convention)
• Badge CSS: use dotted underline for abbr tooltip affordance

Test plan

• 548 tests pass (72 new unit tests + 54 integration tests)
• mypy clean
• ruff clean

[codecov-commenter]

Codecov Report

❌ Patch coverage is 92.40622% with 166 lines in your changes missing coverage. Please review.
✅ Project coverage is 89.37%. Comparing base (75dfae5) to head (383b35d).

Files with missing lines	Patch %	Lines
...ext/pytest_fixtures/test_sphinx_pytest_fixtures.py	90.23%	54 Missing ⚠️
.../src/sphinx_autodoc_pytest_fixtures/_transforms.py	81.29%	26 Missing ⚠️
.../src/sphinx_autodoc_pytest_fixtures/_documenter.py	80.18%	22 Missing ⚠️
...s/src/sphinx_autodoc_pytest_fixtures/_detection.py	82.35%	18 Missing ⚠️
...tures/src/sphinx_autodoc_pytest_fixtures/_index.py	89.83%	12 Missing ⚠️
...es/src/sphinx_autodoc_pytest_fixtures/_metadata.py	91.91%	11 Missing ⚠️
...tures/src/sphinx_autodoc_pytest_fixtures/_store.py	88.23%	10 Missing ⚠️
.../src/sphinx_autodoc_pytest_fixtures/_directives.py	95.56%	9 Missing ⚠️
...ixtures/test_sphinx_pytest_fixtures_integration.py	99.61%	2 Missing ⚠️
...ures/src/sphinx_autodoc_pytest_fixtures/_models.py	98.57%	1 Missing ⚠️
... and 1 more

Additional details and impacted files

@@            Coverage Diff             @@
##             main       #6      +/-   ##
==========================================
+ Coverage   87.49%   89.37%   +1.88%     
==========================================
  Files          35       50      +15     
  Lines        3518     5704    +2186     
==========================================
+ Hits         3078     5098    +2020     
- Misses        440      606     +166     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.

[tony]

Code review

No issues found. Checked for bugs and CLAUDE.md compliance.

6 issues were identified by review agents but all scored below the confidence threshold (80):

• Missing NullHandler in __init__.py (75) — CLAUDE.md requires it for library packages, but this __init__.py has no logger defined; it only re-exports from submodules that use sphinx.util.logging
• Version/classifier mismatch: 0.0.1a0 alpha with Development Status :: 4 - Beta (75) — packaging metadata issue, matches the pattern used by other workspace packages
• Blanket "D" ruff suppression (75) — same pattern removed from sphinx-argparse-neo in commit 89faf49, but justified here as a verbatim copy not yet cleaned to project standards
• CSS comment describes dotted underline as "unwanted" but code intentionally applies it (25) — comment describes the pre-fix Normalize.css problem, not the current intent
• ignore_errors = true mypy override vs targeted disable_error_code (50) — blunter than sphinx_fonts pattern, but appropriate for a verbatim copy
• Deferred stdlib imports in function bodies (25) — CLAUDE.md addresses import style, not location; deferred imports are a valid Python pattern

🤖 Generated with Claude Code

_{- If this code review was useful, please react with 👍. Otherwise, react with 👎.}

[tony]

Code review

Found 1 issue:

1. CSS file header comment still references the old package name sphinx_pytest_fixtures instead of sphinx_autodoc_pytest_fixtures — stale after the rename in commit 070ded6

gp-sphinx/packages/sphinx-autodoc-pytest-fixtures/src/sphinx_autodoc_pytest_fixtures/_static/css/sphinx_autodoc_pytest_fixtures.css

Lines 1 to 3 in 1d9c5cd

	/* ── sphinx_pytest_fixtures ────────────────────────────────
	* Multi-badge group: scope + kind/state + FIXTURE
	* Three slots, hard ceiling: at most 3 badges per fixture.

🤖 Generated with Claude Code

_{- If this code review was useful, please react with 👍. Otherwise, react with 👎.}

[tony]

Code review

Found 2 issues:

1. Duplicate CSS class on pages with multiple deprecated fixtures — transform_content() walks all desc nodes in the document and appends _CSS.DEPRECATED without checking if already present. Each deprecated fixture's transform_content() re-appends to every already-matched parent, producing class="spf-deprecated spf-deprecated ..." in the HTML.

gp-sphinx/packages/sphinx-autodoc-pytest-fixtures/src/sphinx_autodoc_pytest_fixtures/_directives.py

Lines 297 to 302 in 484f568

	# Add spf-deprecated class to the parent desc node for CSS muting
	for parent in self.state.document.findall(addnodes.desc):
	for sig in parent.findall(addnodes.desc_signature):
	if sig.get("spf_deprecated"):
	parent["classes"].append(_CSS.DEPRECATED)
	break

2. mypy override comment says "verbatim copy from libtmux" but the dependency direction is reversed — libtmux consumes this package from gp-sphinx, this package is the origin. The comment should describe the actual reason for ignore_errors = true.

gp-sphinx/pyproject.toml

Lines 72 to 75 in 484f568

	[[tool.mypy.overrides]]
	# sphinx_autodoc_pytest_fixtures is a verbatim copy from libtmux, not yet typed strictly.
	module = ["sphinx_autodoc_pytest_fixtures", "sphinx_autodoc_pytest_fixtures.*", "tests.ext.pytest_fixtures.*"]
	ignore_errors = true

🤖 Generated with Claude Code

_{- If this code review was useful, please react with 👍. Otherwise, react with 👎.}