Merge pull request cyclus#1708 from cyclus/hash-comment

Add timestamp/SHA to PR comment

.github/workflows/build_test.yml

@@ -143,15 +143,25 @@ jobs:
     runs-on: ubuntu-latest
     if: github.event_name == 'pull_request'
     steps:
-      - name: Save PR number to file
+      - name: Checkout cyclus
+        uses: actions/checkout@v4
+
+      - name: Save PR number and Commit hash to file
         run: |
           echo "${{ github.event.number }}" > pr_number
+          echo "${{ github.event.pull_request.head.sha }} - $(git log -1 --format=%ci)" > commit_hash_timestamp
       
-      - name: Upload artifact
+      - name: Upload PR number artifact
         uses: actions/upload-artifact@v4
         with:
           name: pr_number
           path: pr_number
+
+      - name: Upload Commit hash artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: commit_hash_timestamp
+          path: commit_hash_timestamp
 
   build-test-rocky:
     runs-on: ubuntu-latest

.github/workflows/pr_comment.yml

@@ -20,7 +20,7 @@ jobs:
 
       - name: Merge artifacts and get PR number
         run: |
-          echo "### Downstream Build Status Report" > artifacts_merged.md
+          echo "### Downstream Build Status Report - $(cat commit_hash_timestamp)" > artifacts_merged.md
           cat ./*.txt >> artifacts_merged.md
           echo "PR_NUMBER=$(cat pr_number)" >> "$GITHUB_ENV"
 

CHANGELOG.rst

@@ -17,7 +17,7 @@ Since last release
   will fail unless update-alternatives has been used to point python at the 
   correct python3 version (#1558)
 * build and test are now fown on githubAction in place or CircleCI (#1569)
-* Have separate workflows for testing, publishing dependency images, and publishing release images (#1597, #1602, #1606, #1609, #1629, #1633, #1637, #1668, #1672, #1676)
+* Have separate workflows for testing, publishing dependency images, and publishing release images (#1597, #1602, #1606, #1609, #1629, #1633, #1637, #1668, #1672, #1676, #1708)
 * Add Ubuntu 20.04 to the list of supported platforms (#1605, #1608)
 * Add random number generator (Mersenne Twister 19937, from boost) and the ability to set the seed in the simulation control block (#1599, #1677)
 * Added code coverage reporting to GitHub workflows (#1616, #1679)