serverless.yml

service: nestjs-serverless-dynamo
plugins: 
  - serverless-plugin-optimize
  - serverless-offline
  - serverless-dynamodb-local

functions:
  app: 
    handler: dist/serverless.handler
    events:
      - http:
          method: ANY
          path: /
      - http:
          method: ANY
          path: '{proxy+}'

provider: 
    name: aws
    runtime: nodejs14.x
    apiGateway:
      shouldStartNameWithService: true

    environment: 
      AWS_NODEJS_CONNECTION_REUSE_ENABLED: 1
      NODE_OPTIONS: --enable-source-maps --stack-trace-limit=1000
      DYNAMODB_ENDPOINT: ${self:custom.endpoints.dynamodbURL}
    iam: 
      role: 
        statements: 
            - Effect: 'Allow'
              Action: 
                - 'dynamodb:DescribeTable'
                - 'dynamodb:Query'
                - 'dynamodb:Scan'
                - 'dynamodb:GetItem'
                - 'dynamodb:PutItem'
                - 'dynamodb:UpdateItem'
                - 'dynamodb:DeleteItem'

              Resource: arn:aws:dynamodb:us-west-2:*:table/TodosTable

custom: 
    esbuild: 
      bundle: true
      minify: false
      sourcemap: true
      exclude: aws-sdk
      target: node14
      define: 'require.resolve: undefined'
      platform: node
      concurrency: 10

    dynamodb: 
      start: 
        port: 6000
        inMemory: true
        migrate: true
      stages: dev
    endpoints:
      dynamodbURL: 'http://localhost:6000'

resources: 
    Resources: 
      TodosTable: 
        Type: AWS::DynamoDB::Table
        Properties:
          TableName: TodosTable
          AttributeDefinitions: 
              - AttributeName: id
                AttributeType: S

          KeySchema: 
              - AttributeName: id
                KeyType: HASH

          ProvisionedThroughput: 
            ReadCapacityUnits: 1
            WriteCapacityUnits: 1