chore: deploy to Cloudflare Pages and update branding

- Add Cloudflare Pages deployment for landing page (snapotter.com) and
  docs (docs.snapotter.com)
- Create deploy-landing.yml and update deploy-docs.yml workflows
- Update CI to ignore apps/landing/** paths
- Fix logo transparency (remove white background) across all apps
- Recreate social-preview.png with SnapOtter branding
- Update all docs URLs from GitHub Pages to docs.snapotter.com
- Update VitePress config: light theme default, fix llms.txt paths
- Add .vitepress/cache/ and .env.* to gitignore

apps/web/src/components/tools/passport-photo-settings.tsx

@@ -3,7 +3,7 @@ import {
   type PassportDocumentSpec,
   type PassportRegion,
   type PassportSpec,
-} from "@ashim/shared";
+} from "@snapotter/shared";
 import {
   Check,
   ChevronDown,