Simplify GitHub Actions

Author: AlexWaygood

.github/workflows/check.yml

@@ -34,8 +34,6 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - uses: astral-sh/setup-uv@v6
-        with:
-          version: "latest"
       - run: |
           uv run --python=3.12 --extra=dev mypy --python-version=${{ matrix.python-version }}
 
@@ -46,8 +44,6 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - uses: astral-sh/setup-uv@v6
-        with:
-          version: "latest"
       - run: |
           uv run --python=3.12 --extra=dev flake8 $(git ls-files | grep 'py$') --color=always
 
@@ -63,7 +59,5 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - uses: astral-sh/setup-uv@v6
-        with:
-          version: "latest"
       - run: |
           uv run --python=${{ matrix.python-version }} --extra=dev pytest -vv

.github/workflows/publish.yml

@@ -17,24 +17,9 @@ jobs:
       id-token: write
     steps:
       - uses: actions/checkout@v4
-      - name: Set up Python 3.12
-        uses: actions/setup-python@v5
-        with:
-          python-version: "3.12"
-      - name: Install pypa/build
-        run: >-
-          python -m
-          pip install
-          build
-          --user
-      - name: Build a binary wheel and a source tarball
-        run: >-
-          python -m
-          build
-          --sdist
-          --wheel
-          --outdir dist/
-          .
+      - uses: astral-sh/setup-uv@v6
+      - run: uv python install
+      - run: uv build
       - name: Publish distribution to PyPI
         if: startsWith(github.ref, 'refs/tags')
-        uses: pypa/gh-action-pypi-publish@release/v1
+        run: uv publish

.github/workflows/typeshed_primer.yml

@@ -36,12 +36,7 @@ jobs:
         with:
           repository: python/typeshed
           path: typeshed
-      - name: Setup Python
-        uses: actions/setup-python@v5
-        with:
-          python-version: "3.12"
-      - name: Install uv
-        run: curl -LsSf https://astral.sh/uv/install.sh | sh
+      - uses: astral-sh/setup-uv@v6
       - run: uv pip install flake8-noqa --system
       # We cd so that "old_plugin"/"new_plugin"/typeshed" don't appear in the error path
       - name: flake8 typeshed using target branch