Add comprehensive installation and setup documentation

- Add GETTING_STARTED.md with quick start guide and development modes
- Add INSTALL.sh automated installation script
- Add INSTALLATION_CHECKLIST.md, INSTALLATION_SUCCESS.md, and INSTALLATION_SUMMARY.md
- Add QUICK_REFERENCE.md for common commands
- Add SETUP_GUIDE.md with detailed setup instructions
- Update README.md with improved project overview
- Add did-wallet app dependencies and node_modules

apps/web5-dwn/node_modules/uri-js/dist/esnext/schemes/mailto.d.ts

@@ -0,0 +1,12 @@
+import { URISchemeHandler, URIComponents } from "../uri";
+export interface MailtoHeaders {
+    [hfname: string]: string;
+}
+export interface MailtoComponents extends URIComponents {
+    to: Array<string>;
+    headers?: MailtoHeaders;
+    subject?: string;
+    body?: string;
+}
+declare const handler: URISchemeHandler<MailtoComponents>;
+export default handler;