serverless.yml

    mappingTemplates:
      - type: Mutation
        field: markFavorite
        request: Mutation-markFavorite-request.vtl
        response: common-response.vtl
        kind: PIPELINE
        functions:
          - getLocation
          - storeFavorite
    functionConfigurations:
      - dataSource: DynamoDB
        name: getLocation
        request: Function-getLocation-request.vtl
        response: Function-getLocation-response.vtl
      - dataSource: DynamoDB
        name: storeFavorite
        request: Function-storeFavorite-request.vtl
        response: Function-storeFavorite-response.vtl