Chore: Check for deprecations using eslint plugin

Chore: environment file replacement stopped.
Chore: All components are now standalone and removed all modules
Chore: App routing is now in app.routes and similarly for all submodules
Chore: Http interceptors are now functional and split refresh interceptor into a separate one.

overlord/src/app/closing-stock/closing-stock.component.ts

@@ -1,9 +1,36 @@
+import { DecimalPipe, CurrencyPipe } from '@angular/common';
 import { Component, OnInit, ViewChild } from '@angular/core';
-import { FormGroup, FormArray, FormControl } from '@angular/forms';
+import { FormGroup, FormArray, FormControl, ReactiveFormsModule } from '@angular/forms';
+import { MatIconButton, MatButton } from '@angular/material/button';
+import {
+  MatCard,
+  MatCardHeader,
+  MatCardTitleGroup,
+  MatCardTitle,
+  MatCardContent,
+  MatCardActions,
+} from '@angular/material/card';
+import { MatOption } from '@angular/material/core';
+import { MatDatepickerInput, MatDatepickerToggle, MatDatepicker } from '@angular/material/datepicker';
 import { MatDialog } from '@angular/material/dialog';
+import { MatFormField, MatLabel, MatSuffix } from '@angular/material/form-field';
+import { MatIcon } from '@angular/material/icon';
+import { MatInput } from '@angular/material/input';
 import { MatPaginator } from '@angular/material/paginator';
-import { MatSelectChange } from '@angular/material/select';
-import { MatSort } from '@angular/material/sort';
+import { MatSelectChange, MatSelect } from '@angular/material/select';
+import { MatSort, MatSortHeader } from '@angular/material/sort';
+import {
+  MatTable,
+  MatColumnDef,
+  MatHeaderCellDef,
+  MatHeaderCell,
+  MatCellDef,
+  MatCell,
+  MatHeaderRowDef,
+  MatHeaderRow,
+  MatRowDef,
+  MatRow,
+} from '@angular/material/table';
 import { ActivatedRoute, Router } from '@angular/router';
 import moment from 'moment';
 
@@ -23,6 +50,43 @@ import { ClosingStockService } from './closing-stock.service';
   selector: 'app-closing-stock',
   templateUrl: './closing-stock.component.html',
   styleUrls: ['./closing-stock.component.css'],
+  standalone: true,
+  imports: [
+    MatCard,
+    MatCardHeader,
+    MatCardTitleGroup,
+    MatCardTitle,
+    MatIconButton,
+    MatIcon,
+    MatCardContent,
+    ReactiveFormsModule,
+    MatFormField,
+    MatLabel,
+    MatSelect,
+    MatOption,
+    MatInput,
+    MatDatepickerInput,
+    MatDatepickerToggle,
+    MatSuffix,
+    MatDatepicker,
+    MatButton,
+    MatTable,
+    MatSort,
+    MatColumnDef,
+    MatHeaderCellDef,
+    MatHeaderCell,
+    MatSortHeader,
+    MatCellDef,
+    MatCell,
+    MatHeaderRowDef,
+    MatHeaderRow,
+    MatRowDef,
+    MatRow,
+    MatPaginator,
+    MatCardActions,
+    DecimalPipe,
+    CurrencyPipe,
+  ],
 })
 export class ClosingStockComponent implements OnInit {
   @ViewChild(MatPaginator, { static: true }) paginator?: MatPaginator;
@@ -96,14 +160,14 @@ export class ClosingStockComponent implements OnInit {
   }
 
   save() {
-    this.ser.save(this.getClosingStock()).subscribe(
-      () => {
+    this.ser.save(this.getClosingStock()).subscribe({
+      next: () => {
         this.toaster.show('Success', '');
       },
-      (error) => {
+      error: (error) => {
         this.toaster.show('Danger', error);
       },
-    );
+    });
   }
 
   getClosingStock(): ClosingStock {
@@ -177,26 +241,26 @@ export class ClosingStockComponent implements OnInit {
   }
 
   post() {
-    this.ser.post(this.info.date, this.info.costCentre.id as string).subscribe(
-      () => {
+    this.ser.post(this.info.date, this.info.costCentre.id as string).subscribe({
+      next: () => {
         this.toaster.show('Success', 'Voucher Posted');
       },
-      (error) => {
+      error: (error) => {
         this.toaster.show('Danger', error);
       },
-    );
+    });
   }
 
   delete() {
-    this.ser.delete(this.info.date, this.info.costCentre.id as string).subscribe(
-      () => {
+    this.ser.delete(this.info.date, this.info.costCentre.id as string).subscribe({
+      next: () => {
         this.toaster.show('Success', '');
         this.router.navigate(['/closing-stock'], { replaceUrl: true });
       },
-      (error) => {
+      error: (error) => {
         this.toaster.show('Danger', error);
       },
-    );
+    });
   }
 
   confirmDelete(): void {