update searchbar on supplier and stock

src/app/components/stock-table/stock-table.ts

@@ -1,4 +1,4 @@
-import {Component, inject, OnInit, output, signal, viewChild} from '@angular/core';
+import {Component, computed, inject, OnInit, output, signal, viewChild} from '@angular/core';
 import {NzTableComponent, NzThMeasureDirective} from "ng-zorro-antd/table";
 import {ModalNav} from "../modal-nav/modal-nav";
 import {NzIconDirective} from "ng-zorro-antd/icon";
@@ -45,6 +45,22 @@ export class StockTable implements OnInit {
     selectionChange = output<boolean>()
     currentPageData: GetProductDto[] = [];
 
+    private searchQuery = signal<string>('');
+
+    filteredProducts = computed(() => {
+        const q = this.searchQuery().toLowerCase().trim();
+
+        if (!q) return this.products();
+
+        return this.products().filter(s => {
+            const name = (s.name ?? '').toLowerCase();
+            return name.includes(q);
+        });
+    });
+
+    applySearch(query: string) {
+        this.searchQuery.set(query);
+    }
     get hasSelection(): boolean {
         return this.setOfCheckedId.size > 0;
     }