bake.json

{
  "variable": {
    "TAG": {
      "default": "latest"
    },
    "REGISTRY": {
      "default": "registry.gitlab.com/ollaww/yaotpbot"
    }
  },
  "group": {
    "default": {
      "targets": [
        "yaotpbot"
      ]
    },
    "builder": {
      "targets": [
        "yaotpbot-builder"
      ]
    }
  },
  "target": {
    "yaotpbot": {
      "tags": [
        "${REGISTRY}:${TAG}",
        "${REGISTRY}:latest"
      ],
      "context": ".",
      "platforms": [
        "linux/amd64",
        "linux/arm64"
      ],
      "target": "runner",
      "cache-from": [
        "type=local,src=.buildx-cache"
      ],
      "cache-to": [
        "type=local,dest=.buildx-cache"
      ]
    },
    "yaotpbot-builder": {
      "tags": [
        "${REGISTRY}:${TAG}",
        "${REGISTRY}:latest"
      ],
      "context": ".",
      "platforms": [
        "linux/amd64",
        "linux/arm64"
      ],
      "target": "builder",
      "cache-from": [
        "type=local,src=.buildx-cache"
      ],
      "cache-to": [
        "type=local,dest=.buildx-cache"
      ]
    }
  }
}