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/progress-events/src/index.ts

@@ -0,0 +1,52 @@
+/**
+ * Progress events are emitted during long running operations
+ */
+export interface ProgressEvent<T extends string = any, D = unknown> {
+  /**
+   * The event type
+   */
+  type: T
+
+  /**
+   * Context-specific event information
+   */
+  detail: D
+}
+
+/**
+ * An implementation of the ProgressEvent interface, this is essentially
+ * a typed `CustomEvent` with a `type` property that lets us disambiguate
+ * events passed to `progress` callbacks.
+ */
+export class CustomProgressEvent<D = unknown, T extends string = any> extends Event implements ProgressEvent<T, D> {
+  public type: T
+  public detail: D
+
+  constructor (type: T, detail?: D) {
+    super(type)
+
+    this.type = type
+    // @ts-expect-error detail may be undefined
+    this.detail = detail
+  }
+}
+
+/**
+ * Define an `onProgress` callback that can be invoked with `ProgressEvent`s
+ *
+ * @example
+ *
+ * ```typescript
+ * type MyOperationProgressEvents =
+ *   ProgressEvent<'operation:start'> |
+ *   ProgressEvent<'operation:success', Result> |
+ *   ProgressEvent<'operation:error', Error>
+ *
+ * export interface MyOperationOptions extends ProgressOptions<MyOperationProgressEvents> {
+ *  // define options here
+ * }
+ * ```
+ */
+export interface ProgressOptions<Event extends ProgressEvent = any> {
+  onProgress?: (evt: Event) => void
+}