Adding shared ALB pattern for CDK

[nathanpeck]

Description

Checklist

Please make sure you've completed the relevant tasks for this PR, out of the following list:

• [ ] Understand the repository structure
• [ ] Add yourself as an author
• [ ] Add your pattern
• [ ] Add a great SVG diagram for your pattern
• [ ] Read our general contribution guidelines
• [ ] Read our code of conduct
• [ ] Confirm your pattern frontmatter lints correctly. i.e. run npm install && npm run lint locally from your dev environment

[containers-aws-bot]

container-patterns PR Release triggered by aws-samples

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Commit ref: shared-alb-cdk Commit sha: ac4fe6955925eda860e07f14e010fe66419cccc0

✅ Release succeeded

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[containers-aws-bot]

container-patterns PR Release triggered by aws-samples

👋 Thank you for your PR! Preview environment release has started. This conversation will be updated with a preview URL soon.

🔗 Link to Action run

Commit ref: shared-alb-cdk Commit sha: aa06367b034e093688a69cabc827a057422f0fe0

✅ Release succeeded

🔗 Link to Preview URL

[containers-aws-bot]

📄 PR has been closed.

✅ The Amplify preview environment has been removed. ✅ Working branch has been deleted according to policy.