Retires Support/donation/tiers page in favor of simple configurable link

src/app/services/station-config.service.ts

@@ -25,6 +25,7 @@ const DEFAULT_CONFIG: StationConfig = {
   phone: '(970) 555-0198',
   email: 'hello@kmountainflower.org',
   website: 'kmountainflower.org',
+  donation_url: '',
 };
 
 @Injectable({

src/app/services/tier.service.ts

@@ -1,35 +0,0 @@
-import { Injectable, inject } from '@angular/core';
-import { HttpClient } from '@angular/common/http';
-import { Observable } from 'rxjs';
-
-import { Tier } from '../interfaces/tier';
-import { getAppConfig } from './app-config.service';
-
-@Injectable({
-  providedIn: 'root',
-})
-export class TierService {
-  private http = inject(HttpClient);
-  private baseUrl = `${getAppConfig().apiBaseUrl}/api/tiers`;
-
-  /** Fetch all tiers ordered by display_order. */
-  getTiers(): Observable<Tier[]> {
-    return this.http.get<Tier[]>(this.baseUrl);
-  }
-
-  getTier(id: number): Observable<Tier> {
-    return this.http.get<Tier>(`${this.baseUrl}/${id}`);
-  }
-
-  createTier(payload: Omit<Tier, 'id'>): Observable<Tier> {
-    return this.http.post<Tier>(this.baseUrl, payload);
-  }
-
-  updateTier(id: number, payload: Partial<Tier>): Observable<Tier> {
-    return this.http.put<Tier>(`${this.baseUrl}/${id}`, payload);
-  }
-
-  deleteTier(id: number): Observable<void> {
-    return this.http.delete<void>(`${this.baseUrl}/${id}`);
-  }
-}