WEB-682 Add validation to prevent negative values in Code Value Position field

src/app/system/codes/view-code/view-code.component.html

@@ -67,6 +67,7 @@
                   matInput
                   formControlName="position"
                   type="number"
+                  min="0"
                   placeholder="{{ 'labels.inputs.Position' | translate }}"
                 />
                 @if (codeValues.at(i).controls.position.hasError('required')) {

src/app/system/codes/view-code/view-code.component.ts

@@ -136,8 +136,11 @@ export class ViewCodeComponent implements OnInit {
       ],
       description: [{ value: codeValue ? codeValue.description : '', disabled: true }],
       position: [
-        { value: codeValue ? codeValue.position : 0, disabled: true },
-        Validators.required
+        { value: codeValue ? codeValue.position : '', disabled: true },
+        [
+          Validators.required,
+          Validators.min(0)
+        ]
       ],
       isActive: [{ value: codeValue ? codeValue.active : false, disabled: true }]
     });