test: system.yml update

.github/workflows/system.yml

@@ -126,7 +126,19 @@ jobs:
             BYPASS_ENV_FILE=true ${{ github.workspace }}/tests/setup_static.sh
           fi
           BYPASS_ENV_FILE=true $HOME/bin/bats ${{ github.workspace }}/$RUN_SET
-          cat $COVERAGE_LOG
+          if [ -e "$COVERAGE_LOG ]; then
+            cat $COVERAGE_LOG
+          fi
+
+      - name: Ensure coverage file exists
+        run: |
+          : > coverage.log
+
+      - name: Upload command coverage log
+        uses: actions/upload-artifact@v4
+        with:
+          name: coverage-${{ matrix.RUN_SET }}-${{ matrix.RECREATE_BUCKETS}}.log
+          path: coverage.log
 
       - name: Time report
         run: | 
@@ -137,3 +149,22 @@ jobs:
       - name: Coverage report
         run: |
           go tool covdata percent -i=cover
+
+  print-coverage:
+    runs-on: ubuntu-latest
+    needs: [build]
+    steps:
+      - name: Download all S3 ops artifacts
+        uses: actions/download-artifact@v4
+        with:
+          path: artifacts
+
+      - name: Merge (sort | uniq)
+        run: |
+          find artifacts -name coverage-*.log -print -exec cat {} \; \
+            | sed '/^\s*$/d' \
+            | sort -u \
+            > combined-coverage.log
+
+          echo "Merged ops:"
+          cat combined-coverage.log