rules:
- fix: dockerfile
  id: lang-consistency-dockerfile
  languages:
  - yaml
  message: Found '$X' in language config which diverges from semgrep.dev normalization.
    Please use 'dockerfile' instead.
  metadata:
    category: correctness
    technology:
    - semgrep
  patterns:
  - pattern: $X
  - pattern-inside: 'languages: ...'
  - metavariable-regex:
      metavariable: $X
      regex: ^(docker)$
  severity: WARNING