template.yml

AWSTemplateFormatVersion: "2010-09-09"
Transform: AWS::Serverless-2016-10-31
Description: SAM Local test
Parameters:
  SlackToken:
    Type : String
    Description : enter slack token (required)
  SlackVerificationToken:
    Type : String
    Description : enter slack verification token (required)   
  SlackChannelID:
    Type : String
    Default: ""
    Description : enter slack channel ID (optional)
Resources:
  App:
    Type: 'AWS::Serverless::Function'
    Properties:
      # file name
      Handler: go-reacjilator
      Runtime: go1.x
      # build file directory 
      CodeUri: build
      Timeout: 300
      MemorySize: 3008
      Environment:
        Variables:
          SLACK_TOKEN: !Ref SlackToken
          SLACK_VERIFICATION_TOKEN: !Ref SlackVerificationToken
          SLACK_CHANNEL_ID: !Ref SlackChannelID
      Policies:
        # policy document
        - Version: '2012-10-17' 
          Statement:
            - Effect: Allow
              Action:
                - translate:TranslateText
                - comprehend:BatchDetectDominantLanguage
              Resource: '*'
      Events:
        PostResource:
          Type: Api
          Properties:
            Path: /slack
            Method: post