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/did-wallet/node_modules/browser-level/util/deserialize.js

@@ -0,0 +1,14 @@
+'use strict'
+
+const textEncoder = new TextEncoder()
+
+module.exports = function (data) {
+  if (data instanceof Uint8Array) {
+    return data
+  } else if (data instanceof ArrayBuffer) {
+    return new Uint8Array(data)
+  } else {
+    // Non-binary data stored with an old version (level-js < 5.0.0)
+    return textEncoder.encode(data)
+  }
+}