Merge pull request #403 from CCPBioSim/402-bug-flit-publish-fails-with-incompatible-flit

Update Flit release tooling to v4

Author: harryswift01

.github/workflows/release.yaml

@@ -138,11 +138,11 @@ jobs:
     - name: Install flit
       run: |
         python -m pip install --upgrade pip
-        python -m pip install flit~=3.9
+        python -m pip install "flit>=4,<5" "flit_core>=4,<5"
 
     - name: Build and publish
       run: |
-        flit publish
+        flit publish --use-vcs
       env:
         FLIT_USERNAME: __token__
         FLIT_PASSWORD:  ${{ secrets.PYPI_API_TOKEN }}

pyproject.toml

@@ -1,6 +1,6 @@
 [build-system]
 # Build the package with [flit](https://flit.readthedocs.io)
-requires = ["flit_core >=3.4,<4"]
+requires = ["flit_core >=4,<5"]
 build-backend = "flit_core.buildapi"
 
 [project]