[dependabot skip] chore: update generated content

Bumps [undici](https://github.com/nodejs/undici) from 6.28.0 to 6.29.0.
- [Release notes](https://github.com/nodejs/undici/releases)
- [Commits](https://github.com/nodejs/undici/compare/v6.28.0...v6.29.0)

---
updated-dependencies:
- dependency-name: undici
  dependency-version: 6.29.0
  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

@@ -3602,7 +3602,7 @@ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLI
 
 The following npm package may be included in this product:
 
- - undici@6.28.0
+ - undici@6.29.0
 
 This package contains the following license:
 

src/main.ts

@@ -133,11 +133,13 @@ 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) {
-        buildkitImages.add(resolveBuildKitImage(node['driver-opts']));
+        if (!node.endpoint) {
+          buildkitImages.add(resolveBuildKitImage(node['driver-opts']));
+        }
       }
       if (buildkitImages.size > 0) {
         await core.group(`Pulling BuildKit image(s)`, async () => {

yarn.lock

@@ -5889,9 +5889,9 @@ __metadata:
   linkType: hard
 
 "undici@npm:^6.23.0, undici@npm:^6.25.0":
-  version: 6.28.0
-  resolution: "undici@npm:6.28.0"
-  checksum: 10/672a7a53bd1f6c80edb73b357ab36e98ef9e474024c442aab2b8ea2bc32f1103cab05525c78661ae724f3e1340e23d03efb9730fba28e76218ab0ec52e15d75a
+  version: 6.29.0
+  resolution: "undici@npm:6.29.0"
+  checksum: 10/fd4969cfc846cb4da7f7b1b225536d629e17b17b4a1913287f1264f30c855b9eb65a6da6cde46ba1ddfe42f113a3969ab2697029c2b920401be2b7b3b40abef8
   languageName: node
   linkType: hard