feat: make gitlabToken be required

src/cdk-gitlab-runner-stack.ts

@@ -62,7 +62,7 @@ export interface GitlabRunnerStackProps extends StackProps {
   managerInstanceType?: InstanceType;
   managerKeyPairName?: string; // You won't be able to ssh into an instance without the Key Pair
   gitlabUrl?: string; // URL of your GitLab instance
-  gitlabToken?: string; // RUNNER_TOKEN. Note this is different from the registration token used by `gitlab-runner register`
+  gitlabToken: string; // RUNNER_TOKEN. Note this is different from the registration token used by `gitlab-runner register`
   gitlabRunnerInstanceType?: InstanceType;
   gitlabDockerImage?: string; // Define the default Docker image to be used by the child runners if it’s not defined in .gitlab-ci.yml
   gitlabMaxBuilds?: number; // Maximum job (build) count before machine is removed.
@@ -88,7 +88,6 @@ const defaultProps: Partial<GitlabRunnerStackProps> = {
   managerInstanceType: InstanceType.of(InstanceClass.T2, InstanceSize.MICRO),
   managerKeyPairName: undefined,
   gitlabUrl: "https://gitlab.com",
-  gitlabToken: undefined,
   gitlabRunnerInstanceType: InstanceType.of(
     InstanceClass.T2,
     InstanceSize.MICRO
@@ -473,7 +472,7 @@ export class GitlabRunnerStack extends Stack {
                   "amazonec2-region=${this.region}",
                   "amazonec2-vpc-id=${vpc.vpcId}",
                   "amazonec2-zone=${availabilityZone}",
-                  "amazonec2-subnet-id=${vpcSubnet.subnets[0].subnetId}",
+                  "amazonec2-subnet-id=${vpcSubnet}",
                   "amazonec2-security-group=${
                     this.stackName
                   }-RunnersSecurityGroup",

src/main.ts

@@ -9,6 +9,7 @@ const prodEnv = {
 const app = new App();
 
 new GitlabRunnerStack(app, "GitlabRunnerStack", {
+  gitlabToken: "",
   vpcIdToLookUp: "vpc-0c8e4fbcc7f6b524a",
   env: prodEnv,
 });