implement web onInit

apps/web/src/app/auth/core/services/login/web-login.service.ts

@@ -1,3 +1,21 @@
+import { inject } from "@angular/core";
+import { UrlTree } from "@angular/router";
+
 import { DefaultLoginService, LoginService } from "@bitwarden/auth/angular";
 
-export class WebLoginService extends DefaultLoginService implements LoginService {}
+import { RouterService } from "../../../../core/router.service";
+
+export class WebLoginService extends DefaultLoginService implements LoginService {
+  routerService = inject(RouterService);
+
+  setPreviousUrl(route: UrlTree): void | null {
+    this.routerService.setPreviousUrl(route.toString());
+  }
+
+  async handleExistingOrgInvite(): Promise<void | null> {
+    const orgInvite = await this.acceptOrganizationInviteService.getOrganizationInvite();
+    if (orgInvite != null) {
+      await this.initPasswordPolicies(orgInvite);
+    }
+  }
+}

apps/web/src/app/auth/login/login.component.ts

@@ -127,6 +127,7 @@ export class LoginComponent extends BaseLoginComponent implements OnInit {
         });
         this.routerService.setPreviousUrl(route.toString());
       }
+
       await super.ngOnInit();
     });