new changelog-build (#367)

Signed-off-by: Pablo Garay <[email protected]>

Author: pablo-garay

.github/workflows/changelog-build.yml

@@ -11,6 +11,11 @@ on:
         description: Release branch to build changelog on (e.g. `r2.1.0`)
         type: string
         required: true
+      changelog-main-content:
+        description: Custom changelog content to include before detailed changelogs
+        type: string
+        required: false
+        default: ''
 
 jobs:
   changelog:
@@ -33,8 +38,8 @@ jobs:
           # fromTag: Auto resolved from historical tag order (previous tag compared to current tag)
           # toTag: Current tag reference
           configuration: ".github/workflows/config/changelog-config.json"
-          owner: "NVIDIA"
-          repo: "NeMo"
+          owner: ${{ github.repository_owner }}
+          repo: ${{ github.event.repository.name }}
           ignorePreReleases: "false"
           failOnError: "false"
           fromTag: ${{ inputs.last-release-tag }}
@@ -44,12 +49,24 @@ jobs:
         env: 
           RELEASE_BRANCH: ${{ inputs.release-branch }}
           CHANGELOG: ${{ steps.github_tag.outputs.changelog }}
+          MAIN_CONTENT: ${{ inputs.changelog-main-content }}
         shell: bash -x -e -u -o pipefail {0}
         run: |
           RELEASE_VERSION=${RELEASE_BRANCH#r}
           CHANGELOG=$(echo "$CHANGELOG" | sed '/^[[:blank:]]*#/s/#/###/')
 
-          RELEASE_NOTES="## NVIDIA Nemo Run $RELEASE_VERSION
+          # Build release notes starting with version header
+          RELEASE_NOTES="## NVIDIA Nemo Run $RELEASE_VERSION"
+
+          # Add custom content if provided
+          if [ -n "$MAIN_CONTENT" ]; then
+            RELEASE_NOTES="$RELEASE_NOTES
+
+          $MAIN_CONTENT"
+          fi
+
+          # Add detailed changelogs section
+          RELEASE_NOTES="$RELEASE_NOTES
 
           ### Detailed Changelogs:
 
@@ -62,6 +79,38 @@ jobs:
       - name: Inspect new changelog file
         run: cat CHANGELOG.md
 
+      - name: Create or update label
+        uses: actions/github-script@v6
+        with:
+          script: |
+            const labelName = '${{ inputs.release-branch }}';
+            const labelColor = '0366d6'; // Blue color
+            const labelDescription = `Release ${labelName}`;
+
+            try {
+              // Try to get the label
+              await github.rest.issues.getLabel({
+                owner: context.repo.owner,
+                repo: context.repo.repo,
+                name: labelName
+              });
+              console.log(`Label '${labelName}' already exists`);
+            } catch (error) {
+              if (error.status === 404) {
+                // Label doesn't exist, create it
+                await github.rest.issues.createLabel({
+                  owner: context.repo.owner,
+                  repo: context.repo.repo,
+                  name: labelName,
+                  color: labelColor,
+                  description: labelDescription
+                });
+                console.log(`Created label '${labelName}'`);
+              } else {
+                throw error;
+              }
+            }
+
       - name: Create Pull Request
         uses: peter-evans/create-pull-request@v7
         with:
@@ -71,3 +120,4 @@ jobs:
           sign-commits: true
           base: main
           branch: bot/chore/update-changelog-into-${{ inputs.release-branch }}
+          labels: ${{ inputs.release-branch }}