From b1e456bcb009642b4de3822be52983b9e5588cb0 Mon Sep 17 00:00:00 2001
From: David Perl <david.perl@psi.ch>
Date: Thu, 2 Jul 2026 16:37:57 +0200
Subject: [PATCH] feat: add release workflow

---
 .gitea/workflows/ci.yml      |  2 +-
 .gitea/workflows/publish.yml | 93 ++++++++++++++++++++++++++++++++++++
 2 files changed, 94 insertions(+), 1 deletion(-)
 create mode 100644 .gitea/workflows/publish.yml

diff --git a/.gitea/workflows/ci.yml b/.gitea/workflows/ci.yml
index 45adec3..7289d28 100644
--- a/.gitea/workflows/ci.yml
+++ b/.gitea/workflows/ci.yml
@@ -1,4 +1,4 @@
-name: Full CI
+name: CI
 on:
   push:
   pull_request:
diff --git a/.gitea/workflows/publish.yml b/.gitea/workflows/publish.yml
new file mode 100644
index 0000000..98317df
--- /dev/null
+++ b/.gitea/workflows/publish.yml
@@ -0,0 +1,93 @@
+name: Build and Publish
+on:
+  workflow_run:
+    workflows: ["CI"]
+    # branches:
+    #   - main
+    types:
+      - completed
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    concurrency:
+      group: ${{ github.workflow }}-release-${{ github.ref_name }}
+      cancel-in-progress: false
+    if: ${{ github.event.workflow_run.conclusion == 'success' }}
+    outputs:
+      release_made: ${{ steps.release_step.outputs.release_made }}
+    permissions:
+      contents: write
+    steps:
+      # Note: We checkout the repository at the branch that triggered the workflow
+      # with the entire history to ensure to match PSR's release branch detection
+      # and history evaluation.
+      # However, we forcefully reset the branch to the workflow sha because it is
+      # possible that the branch was updated while the workflow was running. This
+      # prevents accidentally releasing un-evaluated changes.
+      - name: Setup | Checkout Repository on Release Branch
+        uses: actions/checkout@v6
+        with:
+          ref: ${{ github.ref_name }}
+          fetch-depth: 0
+
+      - name: Set up Python
+        uses: actions/setup-python@v6
+        with:
+          python-version: "3.11"
+
+      - name: Setup | Force release branch to be at workflow sha
+        run: |
+          git reset --hard ${{ github.sha }}
+      - name: Evaluate | Verify upstream has NOT changed
+        # Last chance to abort before causing an error as another PR/push was applied to
+        # the upstream branch while this workflow was running. This is important
+        # because we are committing a version change (--commit). You may omit this step
+        # if you have 'commit: false' in your configuration.
+        #
+        # You may consider moving this to a repo script and call it from this step instead
+        # of writing it in-line.
+        shell: bash
+        run: |
+          set +o pipefail
+
+          UPSTREAM_BRANCH_NAME="$(git status -sb | head -n 1 | cut -d' ' -f2 | grep -E '\.{3}' | cut -d'.' -f4)"
+          printf '%s\n' "Upstream branch name: $UPSTREAM_BRANCH_NAME"
+
+          set -o pipefail
+
+          if [ -z "$UPSTREAM_BRANCH_NAME" ]; then
+              printf >&2 '%s\n' "::error::Unable to determine upstream branch name!"
+              exit 1
+          fi
+
+          git fetch "${UPSTREAM_BRANCH_NAME%%/*}"
+
+          if ! UPSTREAM_SHA="$(git rev-parse "$UPSTREAM_BRANCH_NAME")"; then
+              printf >&2 '%s\n' "::error::Unable to determine upstream branch sha!"
+              exit 1
+          fi
+
+          HEAD_SHA="$(git rev-parse HEAD)"
+
+          if [ "$HEAD_SHA" != "$UPSTREAM_SHA" ]; then
+              printf >&2 '%s\n' "[HEAD SHA] $HEAD_SHA != $UPSTREAM_SHA [UPSTREAM SHA]"
+              printf >&2 '%s\n' "::error::Upstream has changed, aborting release..."
+              exit 1
+          fi
+
+          printf '%s\n' "Verified upstream branch has not changed, continuing with release..."
+
+      - name: Semantic Version Release
+        id: release_step
+        env:
+          TWINE_USERNAME: "__token__" # Username for Twine when using token-based auth
+          TWINE_PASSWORD: ${{ secrets.PIP_REPOSITORY_API_TOKEN }} # Use the secret for authentication
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: |
+          pip install python-semantic-release==9.* wheel build twine
+          semantic-release --config ./ci/semantic_release.toml version
+          if [ ! -d dist ]; then echo No release will be made; echo "release_made=false" >> "$GITHUB_OUTPUT"; exit 0; fi
+          echo "release_made=true" >> "$GITHUB_OUTPUT"
+          twine upload dist/* --repository-url https://gitea.psi.ch/api/packages/mx/pypi -u __token__ -p ${{ secrets.CI_PYPI_TOKEN }} --skip-existing
+          semantic-release publish
-- 
2.54.0