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

tests/unit/image-engine/metadata.test.ts

@@ -9,7 +9,13 @@ const require = createRequire(
 );
 const sharp = require("sharp") as typeof import("sharp").default;
 
-import { getImageInfo, parseExif, parseGps, parseXmp, sanitizeValue } from "@ashim/image-engine";
+import {
+  getImageInfo,
+  parseExif,
+  parseGps,
+  parseXmp,
+  sanitizeValue,
+} from "@snapotter/image-engine";
 
 const FIXTURES_DIR = path.resolve(__dirname, "../../fixtures");