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/docs/.vitepress/theme/GitHubStars.vue

@@ -2,11 +2,11 @@
 import { onMounted, ref } from "vue";
 
 const stars = ref<string | null>(null);
-const repo = "https://github.com/ashim-hq/ashim";
+const repo = "https://github.com/snapotter-hq/snapotter";
 
 onMounted(async () => {
   try {
-    const res = await fetch("https://api.github.com/repos/ashim-hq/ashim");
+    const res = await fetch("https://api.github.com/repos/snapotter-hq/snapotter");
     if (!res.ok) return;
     const data = await res.json();
     const count = data.stargazers_count;

apps/docs/.vitepress/theme/github-stars.css

@@ -1,6 +1,6 @@
 /* Quick start command banner on homepage */
 .quick-start-banner {
-  max-width: 640px;
+  max-width: 960px;
   margin: -16px auto 48px;
   padding: 0 24px;
   text-align: center;