简单描述一下问题和重现方式

Dockerfile

FROM timescale/timescaledb-ha:pg17

.cnb.yml

$:
  vscode:
    - docker:
        image: timescale/timescaledb-ha:pg17
      services:
        - vscode
        - name: docker
          options:
            rootlessBuildkitd: 
              enabled: true
      stages:
        - name: ls
          script: ls
      runner:
        cpus: 2

main:
  push:
    - runner:
        cpus: 8
        tags: cnb:arch:amd64
      docker:
        image: timescale/timescaledb-ha:pg17
      services:
        - name: docker
          options:
            rootlessBuildkitd: 
              enabled: true
      env:
        IMAGE_TAG: ${CNB_DOCKER_REGISTRY}/${CNB_REPO_SLUG_LOWERCASE}:latest
      stages:
        - name: docker login
          script: docker login -u ${CNB_TOKEN_USER_NAME} -p "${CNB_TOKEN}" ${CNB_DOCKER_REGISTRY}
        - name: docker build and push
          script: docker buildx build -t ${IMAGE_TAG} --platform linux/amd64,linux/arm64 --push .

报错信息

Runner[10.235.0.16][docker] 2025-12-09 11:40:24 $ docker buildx build -t ${IMAGE_TAG} --platform linux/amd64,linux/arm64 --push .

docker exec -i $ORANGE_ENVS cnb-1ko-1jc0j3tkm-001 sh -e -c "$ORANGE_TMP_SHELL"

#0 building with "buildkit-builder" instance using remote driver

#1 [internal] waiting for connection
#1 ERROR: context deadline exceeded
------
 > [internal] waiting for connection:
------
ERROR: context deadline exceeded

Finished, code: 1, duration: 20.2s

任务执行失败，返回码：1, signal: -1

构建日志 URL：https://cnb.cool/127_run/postgresql17/-/build/logs/cnb-1ko-1jc0j3tkm

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