Add Legal Office seal and complete Azure CDN deployment

- Add Legal Office of the Master seal (SVG design with Maltese Cross, scales of justice, legal scroll)
- Create legal-office-manifest-template.json for Legal Office credentials
- Update SEAL_MAPPING.md and DESIGN_GUIDE.md with Legal Office seal documentation
- Complete Azure CDN infrastructure deployment:
  - Resource group, storage account, and container created
  - 17 PNG seal files uploaded to Azure Blob Storage
  - All manifest templates updated with Azure URLs
  - Configuration files generated (azure-cdn-config.env)
- Add comprehensive Azure CDN setup scripts and documentation
- Fix manifest URL generation to prevent double slashes
- Verify all seals accessible via HTTPS

apps/portal-internal/src/components/AuthGuard.tsx

@@ -4,7 +4,7 @@ import { useEffect } from 'react';
 import { useRouter } from 'next/navigation';
 import { useAuth } from '../lib/auth';
 
-export function AuthGuard({ children }: { children: React.ReactNode }) {
+export function AuthGuard({ children }: { children: React.ReactNode }): JSX.Element | null {
   const { isAuthenticated, isLoading } = useAuth();
   const router = useRouter();
 

apps/portal-internal/src/components/Header.tsx

@@ -5,11 +5,11 @@ import { useRouter } from 'next/navigation';
 import { Button } from '@the-order/ui';
 import { useAuth } from '../lib/auth';
 
-export function Header() {
+export function Header(): JSX.Element {
   const router = useRouter();
   const { isAuthenticated, user, logout } = useAuth();
 
-  const handleLogout = () => {
+  const handleLogout = (): void => {
     logout();
     router.push('/login');
   };