DOCKER_BUILD_NO_SUMMARY env to disable summary

Signed-off-by: CrazyMax <1951866+crazy-max@users.noreply.github.com>

.github/workflows/ci.yml

@@ -522,3 +522,27 @@ jobs:
         name: Check docker
         run: |
           docker image inspect localhost:5000/name/app:latest
+
+  disable-summary:
+    runs-on: ubuntu-latest
+    steps:
+      -
+        name: Checkout
+        uses: actions/checkout@v4
+      -
+        name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+        with:
+          version: ${{ inputs.buildx-version || env.BUILDX_VERSION }}
+          driver-opts: |
+            image=${{ inputs.buildkit-image || env.BUILDKIT_IMAGE }}
+            network=host
+      -
+        name: Build
+        uses: ./
+        with:
+          files: |
+            ./test/config.hcl
+          targets: app
+        env:
+          DOCKER_BUILD_NO_SUMMARY: true

README.md

@@ -19,6 +19,7 @@ ___
 * [Customizing](#customizing)
   * [inputs](#inputs)
   * [outputs](#outputs)
+  * [environment variables](#environment-variables)
 * [Subactions](#subactions)
   * [`list-targets`](#list-targets)
 * [Contributing](#contributing)
@@ -255,6 +256,12 @@ The following outputs are available
 |------------|----------|----------------------------|
 | `targets`  | List/CSV | List of extracted targest  |
 
+### environment variables
+
+| Name                      | Type | Description                                                                                                       |
+|---------------------------|------|-------------------------------------------------------------------------------------------------------------------|
+| `DOCKER_BUILD_NO_SUMMARY` | Bool | If `true`, [build summary](https://docs.docker.com/build/ci/github-actions/build-summary/) generation is disabled |
+
 ## Contributing
 
 Want to contribute? Awesome! You can find information about contributing to

src/main.ts

@@ -166,6 +166,10 @@ actionsToolkit.run(
   async () => {
     if (stateHelper.buildRefs.length > 0) {
       await core.group(`Generating build summary`, async () => {
+        if (process.env.DOCKER_BUILD_NO_SUMMARY && Util.parseBool(process.env.DOCKER_BUILD_NO_SUMMARY)) {
+          core.info('Summary disabled');
+          return;
+        }
         try {
           const buildxHistory = new BuildxHistory();
           const exportRes = await buildxHistory.export({