GHA: Auto publish dev build on main

Also perform hatch download before gitlint install in test-release
workflow. This buys us a little more time for the package to show up on
PyPI before trying to install and test it.

Author: jorisroovers

.github/workflows/checks.yml

@@ -118,3 +118,13 @@ jobs:
         uses: re-actors/alls-green@release/v1
         with:
           jobs: ${{ toJSON(needs) }}
+
+    # When on main, auto publish dev build
+    auto_publish_dev:
+      needs:
+        - checks
+      if: github.ref == 'refs/heads/main'
+      uses: ./.github/workflows/publish-release.yml
+      with:
+        pypi_target: "test.pypi.org"
+        repo_release_ref: "main"

.github/workflows/test-release.yml

@@ -48,6 +48,11 @@ jobs:
         with:
           python-version: ${{ matrix.python-version }}
 
+      # Intentionally install hatch before gitlint, to buy us a few extra seconds in case the gitlint package was just
+      # published and hasn't appeared on PyPI yet.
+      - name: Install Hatch
+        run: python -m pip install hatch==1.6.3
+
       - name: Install gitlint
         run: |
           python -m pip install gitlint==${{ inputs.gitlint_version }}
@@ -67,9 +72,6 @@ jobs:
         with:
           ref: ${{ inputs.repo_test_ref }}
 
-      - name: Install Hatch
-        run: python -m pip install hatch==1.6.3
-
       - name: Integration tests (default -> GITLINT_USE_SH_LIB=1)
         run: |
           hatch run qa:integration-tests