testing artifact name with PR number

Signed-off-by: rostalan <rlan@redhat.com>

Author: rostalan

.github/workflows/pr-actions.yaml

@@ -232,7 +232,7 @@ jobs:
       - name: Upload published-exports artifact
         uses: actions/upload-artifact@v4
         with:
-          name: published-exports
+          name: published-exports-pr-${{ needs.prepare.outputs.pr-number }}
           path: published-exports/
           if-no-files-found: error
           retention-days: 7

.github/workflows/workspace-tests.yaml

@@ -31,22 +31,22 @@ jobs:
           path: ./context
           if_no_artifact_found: fail
 
-      - name: Check workspace from context
+      - name: Check context for workspace and PR
         id: context
         run: |
-          workspace=$(jq -r .workspace ./context/meta.json)
+          workspace=$(jq -r '.workspace // ""' ./context/meta.json)
+          pr=$(jq -r '.pr // ""' ./context/meta.json)
           echo "workspace=$workspace" >> $GITHUB_OUTPUT
+          echo "pr=$pr" >> $GITHUB_OUTPUT
           if [ -z "$workspace" ]; then
             echo "No workspace in context - skipping tests"
           fi
 
-      # note: the 'pr:' filter is intentionally omitted as it is unreliable for comment-triggered
-      # workflows on forks. PR is verified manually in the next step.
-      - name: Download latest published-exports artifact
-        if: steps.context.outputs.workspace != ''
+      - name: Download published-exports artifact for this PR
+        if: steps.context.outputs.workspace != '' && steps.context.outputs.pr != ''
         uses: dawidd6/action-download-artifact@v6
         with:
-          name: published-exports
+          name: published-exports-pr-${{ steps.context.outputs.pr }}
           workflow: pr-actions.yaml
           workflow_conclusion: success
           workflow_search: true
@@ -57,14 +57,8 @@ jobs:
       - name: Verify published-exports artifact belongs to triggering PR
         if: steps.context.outputs.workspace != ''
         run: |
-          triggering_pr=$(jq -r .pr ./context/meta.json)
-          artifact_pr=$(jq -r .pr ./meta.json)
-          if [[ "$triggering_pr" != "$artifact_pr" ]]; then
-            echo "::error::Mismatch: published-exports artifact does not belong to triggering PR"
-            echo "Triggering PR: $triggering_pr"
-            echo "Published-exports artifact PR: $artifact_pr"
-            exit 1
-          fi
+          echo "Triggering PR: $(jq -r .pr ./context/meta.json)"
+          echo "Artifact PR: $(jq -r .pr ./meta.json)"
 
       - name: Read artifact metadata
         id: meta