Task 5: Build ClinicalSidebar with navigation and search

- Create ClinicalSidebar component with 7 navigation items
- NHS blue active state with 3px left border
- Search input with basic filtering (fuse.js integration pending)
- Keyboard shortcuts Alt+1-7 for navigation
- URL hash routing (#summary, #consultations, etc.)
- Session footer with current time
- Create PMRInterface container component
- Update App.tsx to use 'pmr' phase instead of 'content'

src/types/index.ts

@@ -33,7 +33,7 @@ export interface ContactItem {
   href?: string
 }
 
-export type Phase = 'boot' | 'ecg' | 'login' | 'content'
+export type Phase = 'boot' | 'ecg' | 'login' | 'pmr'
 
 export interface BootLine {
   html: string