Add pagination logic to AppealComponent and update layout structure.

frontend/src/app/pages/forms/appeal/appeal.component.ts

@@ -126,6 +126,30 @@ export class AppealComponent implements OnInit, AfterViewInit {
     this.appealApi.submitMinecraftAppeal(appeal).subscribe()
   }
 
+  public currentPageIndex: number = 0;
+  public totalPages: number[] = [0, 1, 2];
+
+  public goToPage(pageIndex: number): void {
+    if (pageIndex >= 0 && pageIndex < this.totalPages.length) {
+      this.currentPageIndex = pageIndex;
+    }
+  }
+
+  public previousPage() {
+    this.goToPage(this.currentPageIndex - 1);
+  }
+
+  public nextPage() {
+    this.goToPage(this.currentPageIndex + 1);
+  }
+
+  public isFirstPage(): boolean {
+    return this.currentPageIndex === 0;
+  }
+
+  public isLastPage(): boolean {
+    return this.currentPageIndex === this.totalPages.length - 1;
+  }
 }
 
 interface Appeal {