agnos rootfs statistics in CI (#291)

* agnos rootfs statistics in CI

* rebuild

* wip

* minimal stats

* agnos stats in PR comment

* just the folders

* just stats

* raw image is now just image

* fix printing stats when no [upload]

* this is nicer [upload]

.github/workflows/build.yaml

@@ -58,6 +58,15 @@ jobs:
     - name: Build system
       run: ./build_system.sh
 
+    - name: Statistics
+      id: stats
+      run: |
+        {
+          echo 'stats_summary<<EOF'
+          scripts/analyze-agnos-rootfs.sh
+          echo EOF
+        } >> $GITHUB_OUTPUT
+
     - name: Package and OTA push
       if: "contains(env.LAST_COMMIT_MESSAGE, '[upload]')"
       env:
@@ -65,11 +74,12 @@ jobs:
       run: |
         scripts/package_ota.py
 
-    - name: Save PR number and VERSION
+    - name: Save PR number, VERSION and stats
       if: "contains(env.LAST_COMMIT_MESSAGE, '[upload]')"
       run: |
         echo ${{ github.event.number }} > output/ota/PR
         cp VERSION output/ota
+        echo "${{ steps.stats.outputs.stats_summary }}" > output/ota/agnos_stats.txt
 
     - name: Upload artifacts
       if: "contains(env.LAST_COMMIT_MESSAGE, '[upload]')"

.github/workflows/push-and-comment.yaml

@@ -59,7 +59,6 @@ jobs:
           git push origin agnos-builder/pr-${{ env.PR_NUMBER }} --force
 
       - name: List .xz files with links
-        id: list_xz
         working-directory: ${{ github.workspace }}/ci-artifacts
         run: |
           {
@@ -70,6 +69,15 @@ jobs:
             echo EOF
           } >> $GITHUB_ENV
 
+      - name: Read agnos_stats.txt
+        working-directory: ${{ github.workspace }}/ci-artifacts
+        run: |
+          {
+            echo 'AGNOS_STATS<<EOF'
+            cat agnos_stats.txt
+            echo EOF
+          } >> $GITHUB_ENV
+
       - name: Comment on PR
         uses: thollander/actions-comment-pull-request@fabd468d3a1a0b97feee5f6b9e499eab0dd903f6
         with:
@@ -82,6 +90,11 @@ jobs:
 
             ### Images:
             ${{ env.XZ_FILES }}
+
+            ### Stats:
+            ```
+            ${{ env.AGNOS_STATS }}
+            ```
           pr_number: ${{ env.PR_NUMBER }}
           comment_tag: run_id
           mode: recreate