ChatGPT CloudFormationでEC2を作成するコードを教えて

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AWSTemplateFormatVersion: '2010-09-09'

Resources:

EC2Instance:

Type: 'AWS::EC2::Instance'

Properties:

InstanceType: t2.micro

ImageId: ami-0c55b159cbfafe1f0 # Amazon Linux 2 LTS

KeyName: your-key-pair

SecurityGroups:

- !Ref EC2InstanceSecurityGroup

EC2InstanceSecurityGroup:

Type: 'AWS::EC2::SecurityGroup'

Properties:

GroupDescription: Security group for EC2 instance

SecurityRules:

- IpProtocol: tcp

FromPort: 22

ToPort: 22

CidrIp: 0.0.0.0/0