ci: remove merge back from release workflow (#102)

Signed-off-by: Charles Moore <[email protected]>

.github/workflows/release_bump.yml

@@ -17,15 +17,15 @@ concurrency:
   group: release
 
 jobs:
-  TestMainline:
-    name: Test Mainline
+  UnitTests:
+    name: Unit Tests
     uses: ./.github/workflows/code_quality.yml
     with:
       branch: mainline
     secrets: inherit
 
   Bump:
-    needs: TestMainline
+    needs: Unit Tests
     runs-on: ubuntu-latest
     environment: release
     permissions:
@@ -35,7 +35,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
         with:
-          ref: release
+          ref: mainline
           fetch-depth: 0
           token: ${{ secrets.CI_TOKEN }}
 
@@ -49,11 +49,6 @@ jobs:
           git config --local user.email "[email protected]"
           git config --local user.name "client-software-ci"
 
-      - name: MergePushRelease
-        run: |
-          git merge --ff-only origin/mainline -v
-          git push origin release
-
       - name: Bump
         run: |
           BUMP_ARGS=""
@@ -93,4 +88,4 @@ jobs:
           git push -u origin bump/$NEXT_SEMVER
 
           # Needs "Allow GitHub Actions to create and approve pull requests" under Settings > Actions
-          gh pr create --base release --title "chore(release): $NEXT_SEMVER" --body "$RELEASE_NOTES"
+          gh pr create --base mainline --title "chore(release): $NEXT_SEMVER" --body "$RELEASE_NOTES"

.github/workflows/release_publish.yml

@@ -52,22 +52,23 @@ jobs:
         with:
           ref: release
           fetch-depth: 0
-
-      - name: VerifyReleaseBranch
-        run: |
-          RELEASE_HEAD=$(git show -s --format='%H')
-          if [[ $RELEASE_HEAD != ${{ github.sha }} ]]; then
-            echo "ERROR: tip of release branch ($RELEASE_HEAD) does not match the commit that started this release (${{ github.sha }}). Aborting release."
-            exit 1
-          else
-            echo "Verified tip of release branch ($RELEASE_HEAD) matches the commit that started this release (${{ github.sha }})"
-          fi
+          token: ${{ secrets.CI_TOKEN }}
 
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
           python-version: '3.9'
 
+      - name: ConfigureGit
+        run: |
+          git config --local user.email "[email protected]"
+          git config --local user.name "client-software-ci"
+
+      - name: MergePushRelease
+        run: |
+          git merge --ff-only origin/mainline -v
+          git push origin release 
+
       - name: PrepRelease
         id: prep-release
         run: |
@@ -77,9 +78,6 @@ jobs:
           # The format of the tag must match the pattern in pyproject.toml -> tool.semantic_release.tag_format
           TAG="$NEXT_SEMVER"
 
-          git config --local user.email "[email protected]"
-          git config --local user.name "client-software-ci"
-
           git tag -a $TAG -m "Release $TAG"
 
           echo "TAG=$TAG" >> $GITHUB_ENV
@@ -135,25 +133,6 @@ jobs:
           git push origin $TAG
           gh release create $TAG dist/* --notes "$RELEASE_NOTES"
 
-  MergeBack:
-    needs: Release
-    runs-on: ubuntu-latest
-    environment: release
-    permissions:
-      contents: write
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-        with:
-          ref: mainline
-          fetch-depth: 0
-          token: ${{ secrets.CI_TOKEN }}
-
-      - name: MergeBackMainline
-        run: |
-          git merge --ff-only origin/release
-          git push origin mainline
-
   PublishToRepository:
     needs: Release
     runs-on: ubuntu-latest