docs: add JSDoc comments to EmailRequestComponent functions

frontend/src/app/components/auth/forgot-password/email-request/email-request.component.ts

@@ -22,16 +22,30 @@ export class EmailRequestComponent implements OnInit {
 
   form: FormGroup = new FormGroup({});
 
+  /**
+   * Initializes the EmailRequestComponent with FormBuilder, AuthService, and ErrorService.
+   */
   constructor(
-    private errorService: ErrorService,
+    private fb: FormBuilder,
     private authService: AuthService,
-    private fb: FormBuilder
+    private errorService: ErrorService
   ) {}
 
+  /**
+   * Lifecycle hook that initializes the component.
+   * Initializes the form on component load.
+   */
   ngOnInit(): void {
     this.createForm();
   }
 
+  /**
+   * Handles the form submission process.
+   * Validates the form, sends a forgot-password request,
+   * and emits a submission event on success.
+   *
+   * @returns A Promise that resolves when the process is complete.
+   */
   async onSubmit(): Promise<void> {
     if (this.form.valid) {
       const body = this.createFormRequestBody();
@@ -48,18 +62,29 @@ export class EmailRequestComponent implements OnInit {
     }
   }
 
+  /**
+   * Initializes the reactive form with validators.
+   */
   private createForm(): void {
     this.form = this.fb.group({
       email: ['', [Validators.required, emailFormatValidator()]],
     });
   }
 
+  /**
+   * Constructs the request payload from the form values.
+   *
+   * @returns An object containing the normalized email address.
+   */
   private createFormRequestBody(): { email: string } {
     return {
       email: this.form.value.email.toLowerCase(),
     };
   }
 
+  /**
+   * Emits an event indicating that the form was successfully submitted.
+   */
   private emitFormSubmitted(): void {
     this.submittedChange.emit(true);
   }