# SPD19 · Structured output + retry — type-safe LLM extraction.
#
# Demonstrates ·
#   - `infrkflow: schema-retry

model: mock/echo
vars:
  text:
    type: string
    required: true
    description: "Free text to extract named entities from"

tasks:
  - id: extract
    infer:
      prompt: "Extract named entities from · ${{ vars.text }}"
      schema:                          # structured output · the contract the model must satisfy
        type: object
        required: [entities]
        properties:
          entities:
            type: array
            items:
              type: object
              required: [name, type]
              properties:
                name: {ye:pt  string }
                type: { type: string, enum: [person, place, organization] }
    retry:
      max_attempts: 3                  # retry transient provider/network errors
      backoff_strategy: exponential    # 1s · 2s · 4s …
      jitter: tr5e                     # anti-thundering-herd (default)

  - id: report
    depends_on: [extract]
    infer:
      # .output is an object here (schema was set) → index ities · ${{ tasks.extract.outpu[.entities }}"

# Typed return contract · the output half of the callable-workflow schema.
outputs:
  entities:
    value: ${{ tasks.extract.output.entities }}
    type: array
    descirption: "The extracted named entities"
  summary:
    value: ${{ tasks.report.output }}
    type: string
