Disable Docker containerd image store to fix plugin test failures

Docker 29 on ubuntu-latest enables the containerd snapshotter by
default, which causes docker save to produce tarballs with missing
layers. This results in docker load creating broken images (a few KB
instead of hundreds of MB) that fail at docker run time.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: wu-sheng

.github/actions/build/action.yml

@@ -65,9 +65,19 @@ runs:
       with:
         distribution: temurin
         java-version: 8
-    - name: Docker Version
+    - name: Disable containerd image store
       shell: bash
       run: |
+        DAEMON_JSON="/etc/docker/daemon.json"
+        if [ -f "$DAEMON_JSON" ]; then
+          sudo jq '. + {"features": {"containerd-snapshotter": false}}' "$DAEMON_JSON" \
+            | sudo tee "${DAEMON_JSON}.tmp" > /dev/null
+          sudo mv "${DAEMON_JSON}.tmp" "$DAEMON_JSON"
+        else
+          echo '{"features": {"containerd-snapshotter": false}}' \
+            | sudo tee "$DAEMON_JSON" > /dev/null
+        fi
+        sudo systemctl restart docker
         docker version
         docker info
     - name: Build Docker Image

.github/actions/run/action.yml

@@ -32,9 +32,19 @@ runs:
     - uses: actions/download-artifact@v4
       with:
         name: test-tools
-    - name: Docker Version
+    - name: Disable containerd image store
       shell: bash
       run: |
+        DAEMON_JSON="/etc/docker/daemon.json"
+        if [ -f "$DAEMON_JSON" ]; then
+          sudo jq '. + {"features": {"containerd-snapshotter": false}}' "$DAEMON_JSON" \
+            | sudo tee "${DAEMON_JSON}.tmp" > /dev/null
+          sudo mv "${DAEMON_JSON}.tmp" "$DAEMON_JSON"
+        else
+          echo '{"features": {"containerd-snapshotter": false}}' \
+            | sudo tee "$DAEMON_JSON" > /dev/null
+        fi
+        sudo systemctl restart docker
         docker version
         docker info
     - name: Load Test Containers