feat: add BASE_VERSION argument to Dockerfile and build commands

[jasonbarnett667]

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Checklist

Complete the checklist (and note appropriate exceptions) before the PR is marked ready-for-review.

• [ ] Changes are compatible[^1]
• [ ] Documentation[^2] completed
• [ ] Performance impact assessed and acceptable
• [ ] Metrics and logs are added[^3] and documented
• Tests added and passing[^4]
  • [ ] Unit Tests
  • [ ] Integration Tests This pull request updates the build process and Dockerfile configuration to include a new BASE_VERSION argument, ensuring better version tracking and consistency across debug and release images.

Build process updates:

• .circleci/config.yml: Added BASE_VERSION as a build argument in both debug and release image builds to enhance version management.

Dockerfile configuration updates:

• dockerfiles/Dockerfile.router: Introduced the BASE_VERSION argument to the Dockerfile for use in the build process.
• dockerfiles/Dockerfile.router: Added a new label org.opencontainers.image.version to include the BASE_VERSION in the image metadata.
  • [ ] Manual Tests

Exceptions

Note any exceptions here

Notes