fix error in all libraries

src/app/app.ts

@@ -2,13 +2,12 @@ import { Component } from '@angular/core';
 import {RouterLink, RouterLinkActive, RouterOutlet} from '@angular/router';
 import { NzLayoutModule } from 'ng-zorro-antd/layout';
 import { NzMenuModule } from 'ng-zorro-antd/menu';
-import {NzFlexDirective} from "ng-zorro-antd/flex";
 import {NzIconDirective} from "ng-zorro-antd/icon";
 import {ModalNav} from "./components/modalNav/modalNav";
 
 @Component({
   selector: 'app-root',
-    imports: [RouterOutlet, NzLayoutModule, NzMenuModule, NzFlexDirective, NzIconDirective, RouterLinkActive, RouterLink, ModalNav],
+    imports: [RouterOutlet, NzLayoutModule, NzMenuModule, NzIconDirective, RouterLinkActive, RouterLink, ModalNav],
   templateUrl: './app.html',
   styleUrl: './app.css'
 })

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

@@ -1,7 +1,6 @@
 import { Component } from '@angular/core';
 import {StockInfo} from "../../interfaces/stock.interface";
 import {NzTableComponent} from "ng-zorro-antd/table";
-import {NzButtonComponent} from "ng-zorro-antd/button";
 import {ModalNav} from "../../components/modalNav/modalNav";
 import {NzIconDirective} from "ng-zorro-antd/icon";
 
@@ -9,7 +8,6 @@ import {NzIconDirective} from "ng-zorro-antd/icon";
   selector: 'app-stock-table',
     imports: [
         NzTableComponent,
-        NzButtonComponent,
         ModalNav,
         NzIconDirective
     ],

src/app/pages/stock/stock.ts

@@ -1,11 +1,9 @@
 import { Component } from '@angular/core';
-import {NzTableComponent} from "ng-zorro-antd/table";
 import {StockTable} from "../../compontents/stock-table/stock-table";
 
 @Component({
   selector: 'app-stock',
     imports: [
-        NzTableComponent,
         StockTable
     ],
   templateUrl: './stock.html',

src/app/pages/welcome/welcome.ts

@@ -4,10 +4,7 @@ import {NzIconDirective} from "ng-zorro-antd/icon";
 
 @Component({
   selector: 'app-welcome',
-    imports: [
-        ModalNav,
-        NzIconDirective
-    ],
+    imports: [],
   templateUrl: './welcome.html',
   styleUrl: './welcome.css'
 })