Update docker-compose.yml to define version and services

[Mohataseem89]

Summary of Improvements

 - Added a version field (3.9) to align with current Docker Compose specifications.
  -Wrapped the service definition under the services: key, as required by newer Compose schemas.
  -Expanded the build directive into a structured build.context form for improved clarity and extensibility.
  -Added an explicit container_name for better usability during development.
  -Improved indentation and formatting for consistency and readability.

Impact

-No functional changes to the build process.
-Ensures compatibility with current versions of Docker Compose.
-Makes the file easier to maintain and extend in future.