docs: Added migration readme file

[Priyanka-Microsoft]

This pull request adds a detailed guide for migrating Azure Web App Services to a new container registry. The guide includes step-by-step instructions to ensure a smooth transition, covering all necessary configurations and validations.

Key changes include:

Documentation:

• Added a comprehensive guide titled "Migrating Azure Web App Service to a New Container Registry" to docs/container_registry_migration.md. This guide includes prerequisites, step-by-step instructions for updating configurations, restarting services, and validating deployments.## Purpose

• This pull request introduces a comprehensive guide for migrating Azure Web App Service to a new container registry. The guide aims to consolidate container images into a centralized registry, ensuring a smooth transition process.

Key changes include:

Migration guide:

• Added a detailed step-by-step guide in container_registry_migration.md for migrating Azure Web App Service to the new container registry csactoprod. The guide includes prerequisites, registry details, configuration updates, service restart instructions, and validation steps.

Does this introduce a breaking change?

No

How to Test

• Get the code

git clone [repo-address]
cd [repo-name]
git checkout [branch-name]
npm install

• Test the code

What to Check

Verify that the following are valid

Other Information

[github-actions]

Coverage Report •

File	Stmts	Miss	Cover	Missing
TOTAL	3819	857	77%

report-only-changed-files is enabled. No files were changed during this commit :)

Tests	Skipped	Failures	Errors	Time
395	0 💤	0 ❌	0 🔥	52.532s ⏱️