[dependabot skip] chore: update generated content

Bumps [brace-expansion](https://github.com/juliangruber/brace-expansion) from 1.1.18 to 1.1.21.
- [Release notes](https://github.com/juliangruber/brace-expansion/releases)
- [Commits](https://github.com/juliangruber/brace-expansion/compare/v1.1.18...v1.1.21)

---
updated-dependencies:
- dependency-name: brace-expansion
  dependency-version: 1.1.21
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/ci.yml

@@ -182,6 +182,15 @@ jobs:
 
   endpoint:
     runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        endpoint:
+          - mycontext
+          - tcp://127.0.0.1:2375
+    env:
+      # only the explicit endpoint should provide access to a daemon.
+      DOCKER_HOST: unix:///tmp/nonexistent-docker.sock
     services:
       dind:
         image: docker:29.3-dind@sha256:4d90f1f6c400315c2dba96d3ec93c01e64198395cbba04f79d12adce4f737029
@@ -209,11 +218,19 @@ jobs:
           docker --context mycontext info
       -
         name: Set up Docker Buildx
+        id: buildx
         uses: ./
         with:
-          endpoint: mycontext
+          endpoint: ${{ matrix.endpoint }}
+      -
+        name: Build
         env:
-          DOCKER_CONTEXT: mycontext
+          BUILDER: ${{ steps.buildx.outputs.name }}
+        run: |
+          docker buildx build --builder "$BUILDER" - <<'EOF'
+          FROM scratch
+          LABEL test=endpoint
+          EOF
 
   buildkitd-config:
     runs-on: ubuntu-latest

dist/licenses.txt

@@ -3217,7 +3217,7 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
 
 The following npm packages may be included in this product:
 
- - brace-expansion@1.1.18
+ - brace-expansion@1.1.21
  - brace-expansion@2.0.1
 
 These packages each contain the following license:

src/main.ts

@@ -133,12 +133,14 @@ actionsToolkit.run(
 
     if (!standalone && inputs.driver == 'docker-container') {
       const buildkitImages = new Set<string>();
-      if (!builderExists) {
+      if (!builderExists && !inputs.endpoint) {
         buildkitImages.add(resolveBuildKitImage(inputs.driverOpts));
       }
       for (const node of appendNodes) {
+        if (!node.endpoint) {
           buildkitImages.add(resolveBuildKitImage(node['driver-opts']));
         }
+      }
       if (buildkitImages.size > 0) {
         await core.group(`Pulling BuildKit image(s)`, async () => {
           for (const image of buildkitImages) {

yarn.lock

@@ -2443,12 +2443,12 @@ __metadata:
   linkType: hard
 
 "brace-expansion@npm:^1.1.7":
-  version: 1.1.18
+  version: 1.1.21
-  resolution: "brace-expansion@npm:1.1.18"
+  resolution: "brace-expansion@npm:1.1.21"
   dependencies:
     balanced-match: "npm:^1.0.0"
     concat-map: "npm:0.0.1"
-  checksum: 10/b55a3c03239b8d2127c7cbb3408c9ad3a556a8c303bf3064df78bfb7c093160fc8f6e0a32e42a850a78eba12f29ccf6ef997690b9acf945d242c56c61c4aa977
+  checksum: 10/6c0ed34107cb3bd3f44c01d90ec8c01baa3ed75b7755617e2e5797b5908bbf20b313edf575612b200a783b84c7d1826aec2f7a2f03de9905bbfae5dc3dea6a95
   languageName: node
   linkType: hard