feat: Rebrand to License Authority with Govt of Goa branding

- Replace TLAS with License Authority throughout documentation
- Add Government of Goa emblem/logo (Ashoka Chakra style)
- Update frontend branding to match documentation
- Add configurable Swagger API link via VITE_API_BASE_URL env var
- Fix Docker build for VitePress (git dependency, .dockerignore)
- Fix helmet security headers for HTTP deployments
- Add CORS support for VM deployment

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Documentation/.vitepress/config.ts

@@ -1,22 +1,27 @@
 import { defineConfig } from 'vitepress'
 
 export default defineConfig({
-  title: 'TLAS',
-  description: 'Tokenized License Approval System - Enterprise Blockchain Platform for Government License Management',
+  title: 'License Authority | Govt of Goa',
+  description: 'Government of Goa - Blockchain-Powered License Management Platform',
 
   head: [
     ['link', { rel: 'icon', type: 'image/svg+xml', href: '/logo.svg' }],
     ['meta', { name: 'theme-color', content: '#0f172a' }],
     ['meta', { name: 'og:type', content: 'website' }],
-    ['meta', { name: 'og:site_name', content: 'TLAS Documentation' }],
+    ['meta', { name: 'og:site_name', content: 'License Authority Documentation' }],
   ],
 
   lastUpdated: true,
   cleanUrls: true,
+  appearance: true,
+  ignoreDeadLinks: ['/api/docs'],
 
   themeConfig: {
+    darkModeSwitchLabel: 'Theme',
+    darkModeSwitchTitle: 'Switch to dark mode',
+    lightModeSwitchTitle: 'Switch to light mode',
     logo: '/logo.svg',
-    siteTitle: 'TLAS',
+    siteTitle: 'License Authority',
 
     nav: [
       { text: 'Overview', link: '/overview/' },
@@ -107,13 +112,9 @@ export default defineConfig({
       ]
     },
 
-    socialLinks: [
-      { icon: 'github', link: 'https://github.com/goa-gel' }
-    ],
-
     footer: {
-      message: 'Tokenized License Approval System',
-      copyright: 'Copyright 2026 Government of Goa. All rights reserved.'
+      message: 'An Initiative of the Government of Goa, India',
+      copyright: '© 2026 Government of Goa. All rights reserved.'
     },
 
     search: {