Create release workflow

Author: spoorcc

.github/workflows/release.yml

@@ -0,0 +1,64 @@
+name: Releases
+
+on:
+  push:
+    branches:
+      - main
+    tags:
+      - 'v*.*.*'
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    needs: build_artifacts  # previous jobs that create artifacts
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: "3.x"
+
+      - name: Determine release info
+        id: release_info
+        run: |
+          if [[ "${GITHUB_REF}" == "refs/heads/main" ]]; then
+            TAG="latest"
+            RELEASE_NAME="Latest Release"
+            LATEST_FLAG="--latest"
+          else
+            TAG="${GITHUB_REF#refs/tags/}"
+            RELEASE_NAME="Release $TAG"
+            LATEST_FLAG=""
+          fi
+          echo "tag=$TAG" >> $GITHUB_OUTPUT
+          echo "release_name=$RELEASE_NAME" >> $GITHUB_OUTPUT
+          echo "latest_flag=$LATEST_FLAG" >> $GITHUB_OUTPUT
+
+      - name: Update latest tag
+        if: github.ref == 'refs/heads/main'
+        uses: EndBug/latest-tag@v9
+        with:
+          tag-name: latest
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Generate release notes
+        id: notes
+        run: |
+          notes=$(python create_release_notes.py ${{ steps.release_info.outputs.latest_flag }})
+          echo "release_notes<<EOF" >> $GITHUB_OUTPUT
+          echo "$notes" >> $GITHUB_OUTPUT
+          echo "EOF" >> $GITHUB_OUTPUT
+
+      - name: Create/update latest release
+        if: github.ref == 'refs/heads/main'
+        uses: softprops/action-gh-release@v1
+        with:
+          tag_name: ${{ steps.release_info.outputs.tag }}
+          name: ${{ steps.release_info.outputs.release_name }}
+          body: ${{ steps.notes.outputs.release_notes }}
+          draft: true
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}