openapi: 3.0.3

info:
  title: "Sample API"
  version: 1.0.0
  contact:
    name: App
    url: https://localhost
  description: Sample OAS for bug.

paths:
  /upload/{id}/file:
    put:
      operationId: "putFile"
      parameters:
        - name: "id"
          in: "path"
          description: ID
          required: true
          schema:
            pattern: \\d{4}
            type: string
          example: "1234"
      requestBody:
        required: true
        description: File image
        content:
          multipart/form-data:
            schema:
              properties:
                file:
                  type: string
                  format: binary
            encoding:
              file:
                contentType: image/png, image/jpeg
      responses:
        204:
          description: Uploaded
        404:
          description: Not Found