workflows: rework the publish workflow

For some reason, when using workflow_run: trigger, it gets triggered on
any listed workflow, not on all of them as I would expect.

1 files changed, 63 insertions, 0 deletions

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..28c9ea5
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,63 @@
+name: CI
+
+on:
+  push:
+    paths-ignore:
+      - 'docs/**'
+      - 'README.md'
+  schedule:
+    # Weekly, at 01:30 AM on Friday (somewhat randomly chosen).
+    - cron: '30 01 * * 5'
+  workflow_dispatch:
+
+jobs:
+  basic:
+    uses: ./.github/workflows/basic.yml
+
+  boost_download:
+    uses: ./.github/workflows/boost_download.yml
+
+  boost_toolsets:
+    uses: ./.github/workflows/boost_toolsets.yml
+
+  example_toolsets:
+    uses: ./.github/workflows/example_toolsets.yml
+
+  msvc_versions:
+    uses: ./.github/workflows/msvc_versions.yml
+
+  # Build a Python package and upload to PyPI.
+  publish:
+    runs-on: ubuntu-latest
+    needs:
+      - basic
+      - boost_toolsets
+      - example_toolsets
+    name: Publish
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v6
+        with:
+          fetch-depth: 0
+      - name: Set up Python
+        uses: actions/setup-python@v6
+        with:
+          python-version: '3.x'
+      - name: Verify package can be installed
+        run: pip install -q .
+      - name: Install package builder
+        run: pip install -q --upgrade build
+      - name: Build package
+        run: python -m build
+      - name: Publish as artifact
+        uses: actions/upload-artifact@v7
+        with:
+          name: dist
+          path: dist
+          if-no-files-found: error
+      - name: Publish to PyPI
+        if: startsWith(github.ref, 'refs/tags/')
+        uses: pypa/gh-action-pypi-publish@release/v1
+        with:
+          user: __token__
+          password: '${{ secrets.PYPI_API_TOKEN }}'