Add search publication page and fix category access

frontend/src/app/components/side-menu/categories-menu/categories-menu.component.html

@@ -6,7 +6,7 @@
         </div>
         <div class="sub-category-container {{category.isOpenned ? 'displayed' : ''}}">
             @for(subCategory of category.subCategories; track subCategory) {
-                <a [routerLink]="['/categories/' + subCategory.id]" class="sub-category">
+                <a [routerLink]="['/publications']" [queryParams]="{'category-id': subCategory.id}" (click)="categoryClicked.emit()" class="sub-category">
                     {{subCategory.name}}
                 </a>
             }

frontend/src/app/components/side-menu/categories-menu/categories-menu.component.ts

@@ -1,5 +1,5 @@
 import { CommonModule } from "@angular/common";
-import { Component, inject, OnInit } from "@angular/core";
+import { Component, EventEmitter, inject, OnInit, Output } from "@angular/core";
 import { MatIconModule } from "@angular/material/icon";
 import { DisplayableCategory, SideMenuService } from "../side-menu.service";
 import { Observable } from "rxjs";
@@ -14,6 +14,8 @@ import { RouterModule } from "@angular/router";
 })
 export class CategoriesMenuComponent implements OnInit {
   private sideMenuService = inject(SideMenuService);
+  @Output()
+  categoryClicked = new EventEmitter<void>();
 
   ngOnInit(): void {
     this.sideMenuService.loadCategories();

frontend/src/app/components/side-menu/side-menu.component.html

@@ -9,6 +9,6 @@
         </button>
     </h1>
     <h2>Catégories</h2>
-    <app-categories-menu></app-categories-menu>
+    <app-categories-menu (categoryClicked)="close()"></app-categories-menu>
 </div>
 <div class="overlay {{ isOpenned ? 'displayed' : ''}}" (click)="close()"></div>