# YAML Schema for entity type type: object properties: type: type: string const: "types/entity.md" description: Must reference the entity type-spec entity_type: type: string enum: [project, system, tool, technology, person] description: The specific category of entity tags: type: array items: type: string description: Navigation tags for categorization created: type: string format: date pattern: "^\\d{4}-\\d{2}-\\d{2}$" description: Creation date in YYYY-MM-DD format modified: type: string format: date pattern: "^\\d{4}-\\d{2}-\\d{2}$" description: Last modification date in YYYY-MM-DD format related: type: array items: oneOf: - type: string - type: object minProperties: 1 maxProperties: 1 additionalProperties: type: string description: >- Declared outbound edges. Each entry is either `