Add documentation for ecs_compatibility

[deepdatta]

Description

Add documentation for ecs compatibility

Issues Resolved

[List any issues this PR will resolve]

Check List

• [ ] New functionality includes testing.
  • [ ] All tests pass
• [ ] New functionality has been documented.
  • [ ] New functionality has documentation added
• [X] Commits are signed as per the DCO using --signoff

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[deepdatta]

added new commit with changes based on the reviews