- name: email-version
  tags:
    formats: [email]
  schema:
    enum: [1, 2]
  description:
    short: "Email format version"
    long: |
      Specifies which email format version to use.
      
      - `1`: Legacy email format with document-level metadata (compatible with older Connect versions)
      - `2`: New email format with multiple individual emails and v2 markers (requires Posit Connect 2026.03 or later)
