重构组件结构，优化导入路径并移除不必要的组件，新增多个模态框组件以支持部门、角色、权限和用户管理功能

frontend/src/components/form/FormInput.vue

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+<template>
+  <div class="w-full">
+    <label :for="id" class="block mb-2 text-sm font-medium text-gray-900">{{ label }}</label>
+    <input :type="type" :id="id" :name="name" :value="modelValue"
+      @input="$emit('update:modelValue', ($event.target as HTMLInputElement).value)" :placeholder="placeholder"
+      :required="required" :autocomplete="autocomplete" :class="[
+        'bg-gray-50 border border-gray-300 text-gray-900 text-sm rounded-lg block w-full p-2.5',
+        error ? 'border-red-500 focus:ring-red-500 focus:border-red-500' : 'focus:ring-blue-500 focus:border-blue-500'
+      ]" />
+    <p v-if="error" class="mt-1 text-sm text-red-600">{{ error }}</p>
+    <p v-if="hint && !error" class="mt-1 text-sm text-gray-500">{{ hint }}</p>
+  </div>
+</template>
+
+<script setup lang="ts">
+defineProps<{
+	/** 输入框标签 */
+	label: string;
+	/** 输入框ID */
+	id: string;
+	/** 输入框名称 */
+	name?: string;
+	/** 输入框类型 */
+	type?: string;
+	/** 输入框占位符 */
+	placeholder?: string;
+	/** 是否必填 */
+	required?: boolean;
+	/** 自动完成属性 */
+	autocomplete?: string;
+	/** 输入框值 */
+	modelValue: string;
+	/** 错误信息 */
+	error?: string;
+	/** 提示信息 */
+	hint?: string;
+}>();
+
+defineEmits<{
+	"update:modelValue": [value: string];
+}>();
+</script>

frontend/src/components/form/FormSelect.vue

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+<template>
+  <div class="w-full">
+    <label :for="id" class="block mb-2 text-sm font-medium text-gray-900">{{ label }}</label>
+    <select :id="id" :name="name" :value="modelValue"
+      @change="$emit('update:modelValue', ($event.target as HTMLSelectElement).value)" :required="required" :class="[
+        'bg-gray-50 border border-gray-300 text-gray-900 text-sm rounded-lg block w-full p-2.5',
+        error ? 'border-red-500 focus:ring-red-500 focus:border-red-500' : 'focus:ring-blue-500 focus:border-blue-500'
+      ]">
+      <option v-if="placeholder" value="" disabled>{{ placeholder }}</option>
+      <slot></slot>
+    </select>
+    <p v-if="error" class="mt-1 text-sm text-red-600">{{ error }}</p>
+    <p v-if="hint && !error" class="mt-1 text-sm text-gray-500">{{ hint }}</p>
+  </div>
+</template>
+
+<script setup lang="ts">
+defineProps<{
+	/** 选择框标签 */
+	label: string;
+	/** 选择框ID */
+	id: string;
+	/** 选择框名称 */
+	name?: string;
+	/** 选择框占位符 */
+	placeholder?: string;
+	/** 是否必填 */
+	required?: boolean;
+	/** 选择框值 */
+	modelValue: string | number | boolean;
+	/** 错误信息 */
+	error?: string;
+	/** 提示信息 */
+	hint?: string;
+}>();
+
+defineEmits<{
+	"update:modelValue": [value: string | number | boolean];
+}>();
+</script>