Move release job to build workflow to release only after full tests

.github/workflows/build.yaml

@@ -257,3 +257,68 @@ jobs:
         with:
           branch: gh-pages
           folder: dist
+
+  publish-pypi:
+    name: Publish to PyPI
+    needs: test
+    if: github.ref == 'refs/heads/main'
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out the repository
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 2
+
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.13'
+      - name: Upgrade pip
+        run: |
+          python -m pip install --upgrade pip
+          pip --version
+          pip install wheel .[tests]
+      - name: run tests
+        run: pytest --disable-pytest-warnings
+
+      - name: Check if there is a parent commit
+        id: check-parent-commit
+        run: |
+          echo "sha=$(git rev-parse --verify --quiet HEAD^)" >> $GITHUB_OUTPUT
+
+      - name: Detect new version
+        id: check-version
+        if: steps.check-parent-commit.outputs.sha
+        uses: salsify/[email protected]
+        with:
+          create-tag: false
+          version-command: |
+            bash -o pipefail -c "cat bioimageio/core/VERSION | jq -r '.version'"
+
+      - name: Push tag
+        id: tag-version
+        if: steps.check-version.outputs.previous-version != steps.check-version.outputs.current-version
+        uses: mathieudutour/[email protected]
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          custom_tag: ${{ steps.check-version.outputs.current-version }}
+
+      - name: Build package
+        run: |
+          python setup.py sdist bdist_wheel
+
+      - name: Publish package on PyPI
+        if: steps.tag-version.outputs.new_tag
+        uses: pypa/gh-action-pypi-publish@release/v1.10
+        with:
+          user: __token__
+          password: "${{ secrets.PYPI_TOKEN }}"
+          packages-dir: dist/
+          verbose: true
+      - name: Publish the release notes
+        uses: release-drafter/[email protected]
+        with:
+          publish: "${{ steps.tag-version.outputs.new_tag != '' }}"
+          tag: "${{ steps.tag-version.outputs.new_tag }}"
+        env:
+          GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"

setup.py

@@ -51,8 +51,10 @@
         ),
         "tensorflow": ["tensorflow", "keras>=2.15,<4"],
         "onnx": ["onnxruntime"],
+        "tests": (test_deps := ["pytest"]),  # minimal test requirements
         "dev": (
-            pytorch_deps
+            test_deps
+            + pytorch_deps
             + [
                 "black",
                 "cellpose",  # for model testing
@@ -67,7 +69,6 @@
                 "pre-commit",
                 "pyright==1.1.396",
                 "pytest-cov",
-                "pytest",
                 "segment-anything",  # for model testing
                 "timm",  # for model testing
                 # "crick",  # currently requires python<=3.9