api.yaml

openapi: 3.0.0
info:
  title: Shrink API
  version: 1.0.0
paths:
  /shorten:
    post:
      summary: Shorten a URL
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              properties:
                url:
                  type: string
      responses:
        '200':
          description: Shortened URL
          content:
            application/json:
              schema:
                type: object
                properties:
                  shortUrl:
                    type: string
  /{shortCode}:
    get:
      summary: Redirect to original URL
      parameters:
        - name: shortCode
          in: path
          required: true
          schema:
            type: string
      responses:
        '302':
          description: Redirect to original URL
        '404':
          description: Short URL not found