renovate.json5

{
  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
  "extends": ["config:recommended"],
  "description": "Tracks builder.toml versions (CNB lifecycle + Paketo buildpacks) that Dependabot cannot handle. All other ecosystems are managed by dependabot.yml.",
  "enabledManagers": ["custom.regex"],
  "labels": ["dependencies", "renovate"],
  "packageRules": [
    {
      "matchManagers": ["custom.regex"],
      "groupName": "builder.toml versions",
      "schedule": ["before 7am on Monday"],
      "commitMessagePrefix": "chore(deps):"
    }
  ],
  "customManagers": [
    {
      "customType": "regex",
      "description": "CNB lifecycle version in builder.toml",
      "managerFilePatterns": ["/^builder\\.toml$/"],
      "matchStrings": [
        "(?m)\\[lifecycle\\]\\s*\\n\\s*version\\s*=\\s*\"(?<currentValue>[^\"]+)\""
      ],
      "depNameTemplate": "buildpacks/lifecycle",
      "datasourceTemplate": "github-releases",
      "extractVersionTemplate": "^v?(?<version>.+)$"
    },
    {
      "customType": "regex",
      "description": "Paketo buildpack URI versions in [[buildpacks]] sections",
      "managerFilePatterns": ["/^builder\\.toml$/"],
      "matchStrings": [
        "uri\\s*=\\s*\"docker://(?<depName>[^:\"]+):(?<currentValue>[^\"]+)\""
      ],
      "datasourceTemplate": "docker"
    },
    {
      "customType": "regex",
      "description": "Buildpack versions in [[order.group]] sections — kept in sync with [[buildpacks]] URIs",
      "managerFilePatterns": ["/^builder\\.toml$/"],
      "matchStrings": [
        "id\\s*=\\s*\"paketo-buildpacks/(?<depName>[^\"]+)\"\\s*\\n\\s*version\\s*=\\s*\"(?<currentValue>[^\"]+)\""
      ],
      "depNameTemplate": "paketobuildpacks/{{{depName}}}",
      "datasourceTemplate": "docker"
    }
  ]
}