[Feature] Update session caching and improve document count handling

[Gautam25Raj]

This PR improves session caching behavior and refines document count handling to enhance performance, consistency, and overall data reliability across document-related workflows.

Improvements

Session Caching

• Updated session caching behavior for improved request handling efficiency
• Enhanced session data consistency across application flows
• Improved caching reliability and internal state management

Document Count Handling

• Refined document count calculation and synchronization workflows
• Improved consistency for document-related metrics and counters
• Enhanced handling of document state updates across services

Performance & Reliability

• Improved internal data flow handling
• Reduced inconsistencies in cached session and document state management
• Enhanced maintainability across session and document-related logic

Notes

• No breaking changes
• Focused on caching reliability, document count consistency, and internal performance improvements

Type of Change

• 🐛 Bug fix (non-breaking change which fixes an issue)
• ✨ New feature (non-breaking change which adds functionality)
• 💥 Breaking change (fix or feature that would cause existing functionality to not work as expected)
• 📝 Documentation update
• 🧪 Tests (adding or updating tests)

Checklist

• I have read the CONTRIBUTING.md document.
• My code follows the style guidelines of this project.
• I have performed a self-review of my own code.
• I have commented my code, particularly in hard-to-understand areas.
• My changes generate no new warnings.
• I have added tests that prove my fix is effective or that my feature works.
• New and existing unit tests pass locally with my changes.
• Any dependent changes have been merged and published in downstream modules.