fix: a11y issues (#407)

Author: DDonochVA

libs/blog/ad-banner/ui/src/lib/ad-image-banner/ad-image-banner.component.html

@@ -1,9 +1,9 @@
 <aside>
   <img
     tabindex="0"
-    role="button"
     class="!relative cursor-pointer"
     [attr.aria-label]="banner().alt"
+    [alt]="banner().alt"
     [ngSrc]="banner().url"
     (click)="navigateFromBanner()"
     (keydown.enter)="navigateFromBanner()"

libs/blog/ad-banner/ui/src/lib/top-banner.component.ts

@@ -9,7 +9,7 @@ import { Component } from '@angular/core';
       href="https://houseofangular.io/the-ultimate-guide-to-angular-evolution/?utm_source=www-al&utm_medium=baner&utm_campaign=angular19-evolution"
     >
       <span>Enhance Your Project with</span>
-      <span class="rounded-[4px] bg-white px-[6px] text-[#f9506a]">
+      <span class="rounded-[4px] bg-white px-[6px] text-[#b10620]">
         Angular 19
       </span>
       <span class="underline">Download a free ebook!</span>

libs/blog/home/feature-home/src/lib/home-page/welcome-message/welcome-message.component.ts

@@ -9,7 +9,7 @@ import { TranslocoDirective } from '@jsverse/transloco';
       *transloco="let t; read: 'homePage.welcomeMessage'"
       class="flex flex-col items-center justify-center space-y-3 py-3 text-center"
     >
-      <h1 class="text-4xl font-bold">Angular.love Blog</h1>
+      <h2 class="text-4xl font-bold">Angular.love Blog</h2>
       <p class="px-8">
         {{ t('description') }}
       </p>