feat(brain): Brain configuration page - glassmorphism UI, context menu, workspace management

Overview

Complete brain configuration page implementation with glassmorphism UI, file cards with context menu, workspace info management, and ConditionalComponent pattern refactoring.

Changes

• Built new /dashboard/settings page with glassmorphism-styled brain configuration UI
• Added ContentPanel with responsive file cards grid (1/2/3 columns layout)
• Implemented context menu with absolute positioning inside card wrapper
• Added scroll-close behavior for context menu UX improvement
• Created WorkspaceInfo component with inline edit mode toggle
• Built AddEditDialog modal for adding/editing brain configuration items
• Added file upload functionality with drag-and-drop support
• Implemented country-specific fields (ICE for Morocco, SIREN for France)
• Refactored all inline conditionals to use ConditionalComponent pattern across 3 files

Technical Details

• Context menu uses absolute positioning within card wrapper to avoid blur bleeding
• Card structure uses outer wrapper (overflow: visible) + inner card (overflow: hidden, isolation: isolate)
• Glassmorphism styling with backdrop-filter blur effects on cards and menus
• Hover blur effect on context menu items (Modifier/Supprimer)
• Menu closes automatically on scroll event
• FontAwesome icons: pen, trash, ellipsis-vertical, brain, globe, building, etc.
• All conditional rendering uses ConditionalComponent pattern
• No commented code

Components Added

• ContentPanel.tsx - File cards grid with glassmorphism context menu
• WorkspaceInfo.tsx - Workspace details with edit mode and image upload
• AddEditDialog.tsx - Modal for adding/editing brain configuration items
• mockData.ts - Sample BrainConfigurationData entries
• index.ts - Barrel export for brain components

Components Updated

• page.tsx (settings) - Integrated brain components with galaxy background
• configuration.ts - Added brain configuration type definitions
• agent-theme-context.tsx - Updated color configurations
• sidebar.tsx - Adjusted navigation items
• fontawesome/index.tsx - Added brain-related icons + missing icons from develop

Types Added

• BrainConfigurationData (union type for different data types)
• BrainDataType (file, image, info, rule, reference, tag, alert)
• WorkspaceData (company details with country-specific fields)
• FrenchAddress, EmployeeSize, Country

Assets Added

• AyalV2.png
• aksel.png
• Wix.com_website_logo.svg

Close-[IAV-758]