fix: added accessibility support (#20)

* accessibility: added support

* some reverts for checks

src/app/search/search/search.component.html

@@ -1,4 +1,4 @@
-<section class="ngxtools-palette-warn">
+<section class="ngxtools-palette-warn" aria-label="Search for package by name">
   <form [formGroup]="searchForm" class="ngxtools-palette-primary-border ngxtools-palette-primary-text">
     <input (keydown.enter)="noop($event)" aria-label="Enter your search query" class="input__search ngxtools-palette-accent-text" formControlName="query" placeholder="search packages...">
     <button class="button__clear ngxtools-palette-accent-text" mat-button [hidden]="!searchForm.controls.query.value" mat-icon-button
@@ -14,6 +14,6 @@
   </p>
 </section>
 
-<section class="ngxtools-palette-primary search-result" #resultContainerRef>
+<section class="ngxtools-palette-primary search-result" #resultContainerRef aria-label="Search results">
   <app-search-result [packages]="packages" (scrollReachedBottom)="loadNextPage()"></app-search-result>
 </section>