Try just sdist builds?

.github/workflows/release.yaml

@@ -27,18 +27,13 @@ jobs:
         run: echo "VERSION = \"${GITHUB_REF_NAME:1}\"" > opuscleaner/__about__.py
 
       - name: Build
-        run: python -m build
+        run: python -m build --sdist
 
       - uses: actions/upload-artifact@v3
         with:
           name: sdist
           path: dist/opuscleaner-*.tar.gz
 
-      - uses: actions/upload-artifact@v3
-        with:
-          name: wheels
-          path: dist/opuscleaner-*.whl
-
   run_tests:
     needs: [build]
     name: Run tests
@@ -50,11 +45,11 @@ jobs:
 
       - uses: actions/download-artifact@v3
         with:
-          name: wheels
+          name: sdist
           path: dist
 
       - name: Install
-        run: python3 -m pip install dist/opuscleaner-*.whl
+        run: python3 -m pip install dist/opuscleaner-*.tar.gz
 
       - name: Run runtime unittest
         run: python3 -m unittest discover -s test
@@ -67,11 +62,6 @@ jobs:
     runs-on: ubuntu-latest
     if: github.event_name == 'release' && github.event.action == 'published'
     steps:
-      - uses: actions/download-artifact@v3
-        with:
-          name: wheels
-          path: dist
-
       - uses: actions/download-artifact@v3
         with:
           name: sdist

pyproject.toml

@@ -39,6 +39,7 @@ path = "opuscleaner/__about__.py"
 
 [tool.hatch.envs.default]
 dependencies = ["pytest", "pytest-cov"]
+
 [tool.hatch.envs.default.scripts]
 cov = "pytest --cov-report=term-missing --cov-config=pyproject.toml --cov=opuscleaner --cov=tests {args}"
 no-cov = "cov --no-cov {args}"
@@ -52,7 +53,7 @@ include = ["/opuscleaner"]
 [tool.hatch.build.force-include]
 "frontend/dist" = "/opuscleaner/frontend"
 
-[[tool.hatch.build.hooks.build-scripts.scripts]]
+[[tool.hatch.build.target.sdist.hooks.build-scripts.scripts]]
 work_dir = "frontend"
 commands = ["npm clean-install && npm run build"]
 artifacts = ["/frontend/dist"]