fix(seo): add RouterLinkWithHref imports + default social media fields

- Import RouterLinkWithHref in footer and events components (required for queryParams binding on <a>)
- Add social media fields to DEFAULT_CONFIG in station-config.service.ts

src/app/events/events.component.ts

@@ -1,5 +1,6 @@
 import { Component, inject } from '@angular/core';
 import { AsyncPipe, DatePipe, NgFor } from '@angular/common';
+import { RouterLinkWithHref } from '@angular/router';
 import { map, Observable, startWith } from 'rxjs';
 
 import { EventService } from '../services/event.service';
@@ -14,7 +15,7 @@ interface EventsState {
 @Component({
   selector: 'app-events',
   standalone: true,
-  imports: [AsyncPipe, DatePipe, NgFor],
+  imports: [AsyncPipe, DatePipe, NgFor, RouterLinkWithHref],
   templateUrl: './events.component.html',
   styleUrl: './events.component.scss',
 })

src/app/footer/footer.component.ts

@@ -1,6 +1,6 @@
 import { Component, inject, computed } from '@angular/core';
 import { SlicePipe } from '@angular/common';
-import { RouterLink } from '@angular/router';
+import { RouterLinkWithHref } from '@angular/router';
 
 import { StationConfigService } from '../services/station-config.service';
 import { resolveImageUrl } from '../services/app-config.service';
@@ -8,7 +8,7 @@ import { resolveImageUrl } from '../services/app-config.service';
 @Component({
   selector: 'app-footer',
   standalone: true,
-  imports: [RouterLink, SlicePipe],
+  imports: [RouterLinkWithHref, SlicePipe],
   templateUrl: './footer.component.html',
   styleUrl: './footer.component.scss',
 })

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

@@ -32,6 +32,11 @@ const DEFAULT_CONFIG: StationConfig = {
   play_store_icon_url: '',
   play_store_url: '',
   app_store_embed_html: '',
+  // Social media
+  social_facebook: '',
+  social_twitter: '',
+  social_instagram: '',
+  social_youtube: '',
   // Page content
   hero_subtitle: 'Your community-powered, nonprofit radio station — bringing music, stories, and connection to the mountain towns and beyond since 1987.',
   about_intro: 'For nearly four decades, KMountain Flower Radio has been the voice of our community — a nonprofit, listener-supported radio station dedicated to music, local news, and the stories that bind mountain towns together.',