node-installer: add debug log collection for K3s failures

Signed-off-by: Jiaxiao (mossaka) Zhou <[email protected]>

Author: Mossaka

.github/workflows/action-node-installer.yaml

@@ -86,6 +86,12 @@ jobs:
         if: matrix.distribution == 'k3s'
         run: make test-k3s
         working-directory: node-installer
+      
+      - name: Collect debug logs
+        if: matrix.distribution == 'k3s' && failure()
+        run: |
+          sudo k3s kubectl describe pods -n kwasm
+          sudo k3s kubectl describe pods
 
   publish:
     needs: build-and-test