refactor(components): simplify event handlers and clean unused code

Author: s00d

src/components/CommandSubmenu.vue

@@ -95,9 +95,9 @@
             @update:command="updateSubmenuCommand(subIndex, $event)"
             @remove="removeSubmenuCommand(subIndex)"
             @move="moveSubmenuCommand(subIndex, $event)"
-            @add-input="(index) => addSubmenuInput()"
-            @remove-input="(index, key) => removeSubmenuInput(key)"
-            @update-input-key="(index, oldKey, newKey) => updateSubmenuInputKey(oldKey, newKey)"
+            @add-input="() => addSubmenuInput()"
+            @remove-input="(_index, key) => removeSubmenuInput(key)"
+            @update-input-key="(_index, oldKey, newKey) => updateSubmenuInputKey(oldKey, newKey)"
             @add-multiple-command="addSubmenuMultipleCommand"
             @remove-multiple-command="removeSubmenuMultipleCommand"
           />

src/components/HotkeyInput.vue

@@ -427,7 +427,6 @@ const handleGlobalKeyUp = (event: KeyboardEvent) => {
 const handleClickOutside = (event: Event) => {
   if (showDropdown.value) {
     const target = event.target as Element;
-    const dropdown = document.querySelector('.hotkey-dropdown');
     const input = inputRef.value;
     
     if (!target.closest('.hotkey-dropdown') && target !== input) {

src/components/SchedulerInput.vue

@@ -196,7 +196,6 @@
 import { computed, ref, watch } from 'vue';
 import Input from './Input.vue';
 import Button from './Button.vue';
-import CustomSelect from './CustomSelect.vue';
 import SchedulerSelect from './SchedulerSelect.vue';
 
 const props = defineProps<{
@@ -305,11 +304,6 @@ const parseCronExpression = () => {
   }
 };
 
-// Функция для проверки, является ли значение кастомным
-const isCustomValue = (value: string, options: any[]) => {
-  return !options.some(option => option.value === value);
-};
-
 // Инициализируем из props
 if (props.modelValue) {
   cronExpression.value = props.modelValue;