Studio navigation and workspace experience improvements

Added(17)

• Added new StudioNavigation and StudioShell systems
• Improved workspace organization and navigation consistency
• Enhanced overall Studio user experience
• Added document creation modal and actions
• Introduced workspace search support for saved resumes
• Improved account management with integrated theme controls
• Added dedicated resume workspace services
• Improved resume normalization and shared store utilities
• Enhanced internal data consistency and handling
• Removed deprecated font preload logic
• Simplified font configuration handling
• Improved metadata and routing structure
• Build and development workflows are functional again
• Continued stabilization of ongoing Studio architecture refactors
• Beta quality release
• Additional refinements and stabilization work expected
• Focused on workspace UX, navigation systems, and platform recovery