WTD talk example

openapi-without-schema.yaml

openapi: 3.1.0
info:
  description: |
    Document the EU API
  title: EU Documents
  version: '1.0'
servers:
  - url: https://redocly.com
tags:
  - name: Docs
    description: Blah blah blah.
paths:
  /documents:
    get:
      operationId: getDocument
      summary: Get document by reference
      description: I was told to do this task.
      parameters:
        - $ref: "#/components/parameters/reference"
        - $ref: "#/components/parameters/language"
        - $ref: "#/components/parameters/ts"
      responses:
        200:
          description: OK
          content:
            application/json:
              schema:
                $ref: "#/components/schemas/Document"
        400:
          description: Bad Request
components:
  parameters:
    reference:
      name: reference
      in: query
      required: true
      schema:
        type: string
        example: IP/22/1649
     language:
      name: language
      in: query
      required: true
      schema:
        type: string
        example: en
     ts:
      name: ts
      in: query
      required: false
      schema:
        type: string
        example: 1647468900529
  schemas:    
    Document:
      type: object
  examples:
    Ukraine:
      value: {}