Align CI/CD documentation tone with rest of the docs

- Simplify language to be more conversational and user-focused
- Replace technical jargon with clear, benefit-driven descriptions
- Match the action-oriented tone used in getting-started guides
- Focus on user benefits rather than technical implementation details

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <[email protected]>
Signed-off-by: even-wei <[email protected]>

Author: even-wei

docs/7-cicd/setup-cd.md

@@ -4,7 +4,7 @@ title: Setup CD
 
 # Setup CD
 
-Complete CD integration with Recce Cloud for automated base session updates. Ensures your comparison baseline stays current without manual intervention using `recce-cloud-cicd-action`.
+Set up automatic updates for your Recce Cloud base sessions. Keep your data comparison baseline current every time you merge to main, with no manual work required.
 
 ## Purpose
 

docs/7-cicd/setup-ci.md

@@ -4,7 +4,7 @@ title: Setup CI
 
 # Setup CI
 
-Complete CI integration with Recce Cloud for automated data validation in pull requests. Catch data issues before merging to main with centralized validation management.
+Automatically validate your data changes in every pull request using Recce Cloud. Catch data issues before they reach production, with validation results right in your PR.
 
 ## Purpose