chore: support release branches in CI workflows (#111)

- publish-npm.yml: trigger on release-* branches, publish with branch
  name as npm dist-tag so `latest` stays on main
- pr-build-and-check.yml: accept PRs targeting release-* branches,
  use dynamic base ref instead of hardcoded origin/main

Assisted-by: Claude Code
Co-Authored-By: Claude Code

Author: subhashkhileri

.github/workflows/pr-build-and-check.yml

@@ -4,6 +4,7 @@ on:
   pull_request:
     branches:
       - main
+      - release-*
 
 jobs:
   build:
@@ -48,8 +49,10 @@ jobs:
       - name: Check for docs changes
         id: docs-changes
         working-directory: .
+        env:
+          BASE_REF: origin/${{ github.base_ref }}
         run: |
-          DOCS_CHANGED=$(git diff --name-only origin/main...HEAD -- docs/ | grep '\.md$' || true)
+          DOCS_CHANGED=$(git diff --name-only "$BASE_REF"...HEAD -- docs/ | grep '\.md$' || true)
           if [ -z "$DOCS_CHANGED" ]; then
             echo "skip=true" >> "$GITHUB_OUTPUT"
             echo "No markdown changes in docs/"
@@ -99,8 +102,10 @@ jobs:
 
       - name: Check for source changes requiring version bump
         id: changes
+        env:
+          BASE_REF: origin/${{ github.base_ref }}
         run: |
-          CHANGED_FILES=$(git diff --name-only origin/main...HEAD)
+          CHANGED_FILES=$(git diff --name-only "$BASE_REF"...HEAD)
           echo "Changed files:"
           echo "$CHANGED_FILES"
 
@@ -113,7 +118,7 @@ jobs:
                 ;;
               package.json)
                 # Check if anything other than "version" changed
-                OTHER_CHANGES=$(git diff origin/main...HEAD -- package.json | grep -E '^[+-]\s' | grep -v -E '^\+\+\+|^---' | grep -v '"version"' || true)
+                OTHER_CHANGES=$(git diff "$BASE_REF"...HEAD -- package.json | grep -E '^[+-]\s' | grep -v -E '^\+\+\+|^---' | grep -v '"version"' || true)
                 if [ -n "$OTHER_CHANGES" ]; then
                   NEEDS_BUMP=true
                   break
@@ -126,32 +131,34 @@ jobs:
 
       - name: Verify version bump and changelog
         if: steps.changes.outputs.needs_bump == 'true'
+        env:
+          BASE_REF: origin/${{ github.base_ref }}
         run: |
           PR_VERSION=$(node -p "require('./package.json').version")
-          MAIN_VERSION=$(git show origin/main:package.json | node -p "JSON.parse(require('fs').readFileSync('/dev/stdin','utf8')).version")
+          BASE_VERSION=$(git show "$BASE_REF":package.json | node -p "JSON.parse(require('fs').readFileSync('/dev/stdin','utf8')).version")
 
-          echo "Main version: $MAIN_VERSION"
+          echo "Base version: $BASE_VERSION"
           echo "PR version:   $PR_VERSION"
 
-          if [ "$PR_VERSION" = "$MAIN_VERSION" ]; then
+          if [ "$PR_VERSION" = "$BASE_VERSION" ]; then
             echo "::error::Source files or dependencies changed but package version was not bumped. Please update the version in package.json."
             exit 1
           fi
 
           HIGHER=$(node -e "
-            const [a, b] = ['$PR_VERSION', '$MAIN_VERSION'].map(v => v.split('.').map(Number));
+            const [a, b] = ['$PR_VERSION', '$BASE_VERSION'].map(v => v.split('.').map(Number));
             const isHigher = a[0] > b[0] || (a[0] === b[0] && a[1] > b[1]) || (a[0] === b[0] && a[1] === b[1] && a[2] > b[2]);
             process.exit(isHigher ? 0 : 1);
           " && echo "true" || echo "false")
 
           if [ "$HIGHER" != "true" ]; then
-            echo "::error::PR version ($PR_VERSION) must be higher than main version ($MAIN_VERSION)."
+            echo "::error::PR version ($PR_VERSION) must be higher than base version ($BASE_VERSION)."
             exit 1
           fi
 
-          echo "Version bumped from $MAIN_VERSION to $PR_VERSION"
+          echo "Version bumped from $BASE_VERSION to $PR_VERSION"
 
-          CHANGELOG_CHANGED=$(git diff --name-only origin/main...HEAD -- docs/changelog.md)
+          CHANGELOG_CHANGED=$(git diff --name-only "$BASE_REF"...HEAD -- docs/changelog.md)
           if [ -z "$CHANGELOG_CHANGED" ]; then
             echo "::error::Version was bumped but docs/changelog.md was not updated. Please add a changelog entry for version $PR_VERSION."
             exit 1

.github/workflows/publish-npm.yml

@@ -4,6 +4,7 @@ on:
   push:
     branches:
       - main
+      - release-*
     paths:
       - "package.json"
   workflow_dispatch:
@@ -14,6 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     outputs:
       should_publish: ${{ steps.version-check.outputs.should_publish }}
+      npm_tag: ${{ steps.version-check.outputs.npm_tag }}
     steps:
       - name: Checkout Repo
         uses: actions/checkout@v4
@@ -22,17 +24,31 @@ jobs:
         id: version-check
         run: |
           CURRENT_VERSION=$(node -p "require('./package.json').version")
-          PUBLISHED_VERSION=$(npm view @red-hat-developer-hub/e2e-test-utils version 2>/dev/null || echo "0.0.0")
+          BRANCH="${GITHUB_REF#refs/heads/}"
+
+          if [[ "$BRANCH" != "main" && "$BRANCH" != release-* ]]; then
+            echo "::error::Publishing is only allowed from main or release-* branches (got: $BRANCH)"
+            exit 1
+          fi
+
+          if [[ "$BRANCH" == release-* ]]; then
+            NPM_TAG="${BRANCH#release-}"
+            PUBLISHED_VERSION=$(npm view @red-hat-developer-hub/e2e-test-utils version --tag "$NPM_TAG" 2>/dev/null || echo "0.0.0")
+          else
+            NPM_TAG="latest"
+            PUBLISHED_VERSION=$(npm view @red-hat-developer-hub/e2e-test-utils version 2>/dev/null || echo "0.0.0")
+          fi
 
           echo "Current version: $CURRENT_VERSION"
-          echo "Published version: $PUBLISHED_VERSION"
+          echo "Published version ($NPM_TAG): $PUBLISHED_VERSION"
+          echo "npm_tag=$NPM_TAG" >> "$GITHUB_OUTPUT"
 
           if [ "$CURRENT_VERSION" = "$PUBLISHED_VERSION" ]; then
             echo "should_publish=false" >> "$GITHUB_OUTPUT"
             echo "Version $CURRENT_VERSION is already published. Skipping."
           else
             echo "should_publish=true" >> "$GITHUB_OUTPUT"
-            echo "New version $CURRENT_VERSION will be published."
+            echo "New version $CURRENT_VERSION will be published (tag: $NPM_TAG)."
           fi
 
   publish:
@@ -65,7 +81,8 @@ jobs:
         run: yarn config set npmPublishRegistry "https://registry.npmjs.org"
 
       - name: Publish
-        run: yarn npm publish
+        run: yarn npm publish --tag "$NPM_TAG"
         env:
+          NPM_TAG: ${{ needs.check-version.outputs.npm_tag }}
           NODE_AUTH_TOKEN: ${{ secrets.RHDH_NPM_TOKEN }}
           YARN_NPM_AUTH_TOKEN: ${{ secrets.RHDH_NPM_TOKEN }}