Merge branch 'main' into fix_westend

# Conflicts:
#	.github/workflows/integration-test.yml
#	examples/justfile

Author: x3c41a

.github/workflows/integration-test.yml

@@ -82,3 +82,12 @@ jobs:
       - name: Run store chunked data + DAG-PB (PJS-API, RPC node, Polkadot solochain)
         working-directory: examples
         run: just run-store-chunked-data "bulletin-polkadot-runtime"
+
+      # Collects logs from the last failed zombienet run.
+      - name: Upload Zombienet logs (on failure)
+        if: failure()
+        uses: actions/upload-artifact@v4
+        with:
+          name: failed-zombienet-logs
+          path: |
+            /tmp/bulletin-tests-run/*.log