fix: bootstrap pip on haskelseed runner in Gitea Actions

.gitea/workflows/ci.yml

@@ -23,6 +23,8 @@ jobs:
       - name: Install package and dev tools
         run: |
           cd repo
+          python3 -m ensurepip --upgrade 2>/dev/null || \
+            curl -sS https://bootstrap.pypa.io/get-pip.py -o /tmp/get-pip.py && python3 /tmp/get-pip.py
           python3 -m pip install --upgrade pip
           python3 -m pip install -e ".[dev]"
 

.gitea/workflows/publish-python-package.yml

@@ -26,6 +26,8 @@ jobs:
           TWINE_PASSWORD: ${{ secrets.PACKAGE_TOKEN }}
         run: |
           cd repo
+          python3 -m ensurepip --upgrade 2>/dev/null || \
+            curl -sS https://bootstrap.pypa.io/get-pip.py -o /tmp/get-pip.py && python3 /tmp/get-pip.py
           python3 -m pip install --upgrade pip build twine
           python3 -m build
           python3 -m twine check dist/*