[PM-17655] Billing Code Ownership Updates (#13105)

* Moved has-premium.guard under billing

* Moved free-trial.ts to billing

* Moved premium directives to billing

* Moved families-policy.service.ts to billing

* Moved trial initiation from auth to billing

apps/web/src/app/core/guards/has-premium.guard.ts

@@ -1,49 +0,0 @@
-import { inject } from "@angular/core";
-import {
-  ActivatedRouteSnapshot,
-  RouterStateSnapshot,
-  Router,
-  CanActivateFn,
-  UrlTree,
-} from "@angular/router";
-import { Observable, of } from "rxjs";
-import { switchMap, tap } from "rxjs/operators";
-
-import { AccountService } from "@bitwarden/common/auth/abstractions/account.service";
-import { BillingAccountProfileStateService } from "@bitwarden/common/billing/abstractions/account/billing-account-profile-state.service";
-import { MessagingService } from "@bitwarden/common/platform/abstractions/messaging.service";
-
-/**
- * CanActivate guard that checks if the user has premium and otherwise triggers the "premiumRequired"
- * message and blocks navigation.
- */
-export function hasPremiumGuard(): CanActivateFn {
-  return (
-    _route: ActivatedRouteSnapshot,
-    _state: RouterStateSnapshot,
-  ): Observable<boolean | UrlTree> => {
-    const router = inject(Router);
-    const messagingService = inject(MessagingService);
-    const billingAccountProfileStateService = inject(BillingAccountProfileStateService);
-    const accountService = inject(AccountService);
-
-    return accountService.activeAccount$.pipe(
-      switchMap((account) =>
-        account
-          ? billingAccountProfileStateService.hasPremiumFromAnySource$(account.id)
-          : of(false),
-      ),
-      tap((userHasPremium: boolean) => {
-        if (!userHasPremium) {
-          messagingService.send("premiumRequired");
-        }
-      }),
-      // Prevent trapping the user on the login page, since that's an awful UX flow
-      tap((userHasPremium: boolean) => {
-        if (!userHasPremium && router.url === "/login") {
-          return router.createUrlTree(["/"]);
-        }
-      }),
-    );
-  };
-}

apps/web/src/app/core/types/free-trial.ts

@@ -1,7 +0,0 @@
-export type FreeTrial = {
-  remainingDays: number;
-  message: string;
-  shownBanner: boolean;
-  organizationId: string;
-  organizationName: string;
-};