feat(docs): add demo video modal and DevTools extension links

- Add video modal with play/close functionality in HeroHeader component
- Add Chrome Web Store link for DevTools extension
- Add demo video and thumbnail assets
- Update README with Chrome Web Store link
- Update workspace config from "docs" to "vitepress-docs"
- Change COEP header from "require-corp" to "credentialless"

Author: wuchuheng

dev-tool-README.md

@@ -603,6 +603,7 @@ If the library detects a v2.0.0 nested structure, it automatically migrates to v
 - **NPM Package**: [web-sqlite-js](https://www.npmjs.com/package/web-sqlite-js)
 - **Documentation**: https://web-sqlite-js.wuchuheng.com
 - **Repository**: https://github.com/wuchuheng/web-sqlite-js
+- **Chrome Web Store**: https://chromewebstore.google.com/detail/web-sqlite-devtools/gacoipdgbohogohjdofcnbflcfldidfh
 - **Internal Docs**: `agent-docs/` directory in repository
 
 ---
@@ -659,3 +660,4 @@ await db.devTool.rollback("1.0.0");
 **Maintainer**: wuchuheng <root@wuchuheng.com>
 **License**: MIT
 **Homepage**: https://web-sqlite-js.wuchuheng.com
+**Chrome Web Store**: https://chromewebstore.google.com/detail/web-sqlite-devtools/gacoipdgbohogohjdofcnbflcfldidfh

package-lock.json

@@ -63,7 +63,7 @@ export default withPwa(
           name: "configure-response-headers",
           configureServer: (server) => {
             server.middlewares.use((_req, res, next) => {
-              res.setHeader("Cross-Origin-Embedder-Policy", "require-corp");
+              res.setHeader("Cross-Origin-Embedder-Policy", "credentialless");
               res.setHeader("Cross-Origin-Opener-Policy", "same-origin");
               next();
             });
@@ -73,7 +73,7 @@ export default withPwa(
       server: {
         headers: {
           "Cross-Origin-Opener-Policy": "same-origin",
-          "Cross-Origin-Embedder-Policy": "require-corp",
+          "Cross-Origin-Embedder-Policy": "credentialless",
         },
       },
     },