renovate.json

{
  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
  "extends": [
    "config:base",
    ":dependencyDashboard",
    ":enableVulnerabilityAlertsWithLabel('security')",
    ":preserveSemverRanges",
    ":rebaseStalePrs",
    "group:recommended"
  ],
  "labels": [
    "renovate"
  ],
  "packageRules": [
    {
      "groupName": "devDependencies (non-major)",
      "matchDepTypes": [
        "devDependencies",
        "require-dev"
      ],
      "matchUpdateTypes": [
        "digest",
        "minor",
        "patch"
      ]
    },
    {
      "enabled": false,
      "managers": [
        "docker-compose",
        "dockerfile"
      ],
      "matchUpdateTypes": [
        "major",
        "minor"
      ],
      "packagePatterns": [
        "^([^/]+\\/)*(mariadb|mysql)(:.+)?$"
      ]
    },
    {
      "enabled": false,
      "managers": [
        "docker-compose",
        "dockerfile"
      ],
      "matchUpdateTypes": [
        "major"
      ],
      "packagePatterns": [
        "^([^/]+\\/)*postgres(:.+)?$"
      ]
    },
    {
      "enabled": true,
      "managers": [
        "docker-compose",
        "dockerfile"
      ],
      "matchFileNames": [
        "docker-compose/mariadb/**",
        "docker-compose/postgres/**"
      ],
      "matchUpdateTypes": [
        "major",
        "minor",
        "patch"
      ],
      "packagePatterns": [
        "^([^/]+\\/)*(mariadb|postgres)(:.+)?$"
      ]
    },
    {
      "managers": [
        "docker-compose",
        "dockerfile"
      ],
      "packagePatterns": [
        "^([^/]+\\/)*heimdall(:.+)?$"
      ],
      "versioning": "regex:^(?<major>\\d{1,2})\\.(?<minor>\\d+)(\\.(?<patch>\\d+))?$"
    },
    {
      "description": "Nginx container images, track stable releases only",
      "managers": [
        "docker-compose",
        "dockerfile"
      ],
      "packagePatterns": [
        "^([^/]+\\/)*nginx(:.+)?$"
      ],
      "versioning": "regex:^(?<major>\\d+)\\.(?<minor>\\d*[02468])(\\.(?<patch>\\d+))?(?:-(?<compatibility>.*))?$"
    }
  ],
  "separateMinorPatch": true
}