fix(release): wait for npm package availability

Wait for newly published CLI versions to become visible before building Docker images. Bound registry probes and the overall wait so npm outages cannot stall release jobs for hours.

.github/workflows/release.yml

@@ -565,6 +565,26 @@ jobs:
       packages: write
 
     steps:
+      - name: Wait for npm package availability
+        timeout-minutes: 5
+        shell: bash
+        env:
+          CHATLAB_VERSION: ${{ needs.prepare_release.outputs.version }}
+        run: |
+          for attempt in {1..30}; do
+            published_version="$(npm view "chatlab-cli@${CHATLAB_VERSION}" version --registry=https://registry.npmjs.org --prefer-online --fetch-timeout=10000 --fetch-retries=0 2>/dev/null || true)"
+            if [ "$published_version" = "$CHATLAB_VERSION" ]; then
+              echo "chatlab-cli@${CHATLAB_VERSION} is available on npm"
+              exit 0
+            fi
+
+            echo "Waiting for chatlab-cli@${CHATLAB_VERSION} to become available on npm (${attempt}/30)"
+            sleep 10
+          done
+
+          echo "::error::chatlab-cli@${CHATLAB_VERSION} was not available on npm after 5 minutes"
+          exit 1
+
       - name: Checkout image definition
         uses: actions/checkout@v5