更新模型选择和设置功能

- 修改模型选择器，调整内置模型的标识逻辑，使用 `isOwner` 属性替代 `apiKey` 判断。
- 新增内置模型 API Key 输入弹窗，支持用户为内置模型配置 API Key 并创建模型副本。
- 更新模型配置页面，优化内置模型的 API Key 配置逻辑，确保用户体验流畅。

src/components/model/ModelSelector.vue

@@ -19,13 +19,13 @@
 					v-for="model in modelList"
 					:key="model.id"
 					class="model-card"
-					:class="{ selected: selectedModel?.id === model.id, 'builtin-model': !model.apiKey }"
+					:class="{ selected: selectedModel?.id === model.id }"
 					@click="handleSelectModel(model)"
 				>
 					<div class="model-card-header">
 						<div class="model-type">{{ getModelTypeName(model.modelType) }}</div>
 						<div class="model-badges">
-							<el-tag v-if="!model.apiKey" type="warning" size="small">内置模型</el-tag>
+							<el-tag v-if="model.isOwner === 0" type="warning" size="small">内置模型</el-tag>
 							<el-icon v-if="selectedModel?.id === model.id" class="check-icon" color="#67c23a"><CircleCheck /></el-icon>
 						</div>
 					</div>
@@ -165,7 +165,7 @@ const apiKeyRules: FormRules = {
 	apiKey: [{ required: true, message: '请输入 API Key', trigger: 'blur' }],
 };
 const creatingModel = ref(false);
-const systemModelToClone = ref<ModelItem | null>(null);
+const builtInModelToClone = ref<ModelItem | null>(null);
 
 // 检查是否为管理员
 const checkAdminStatus = async () => {
@@ -240,10 +240,10 @@ const handleSelectModel = (model: ModelItem) => {
 		return;
 	}
 
-	// 非管理员：判断是否是内置模型（apiKey 为空）
-	if (!model.apiKey) {
-		// 内置模型，需要用户配置 API Key
-		systemModelToClone.value = model;
+	// 非管理员：判断是否是内置模型（isOwner === 0 表示管理员创建的内置模型）
+	if (model.isOwner === 0) {
+		// 内置模型，需要用户配置 API Key 创建副本
+		builtInModelToClone.value = model;
 		apiKeyForm.modelName = model.modelName;
 		apiKeyForm.apiKey = '';
 		apiKeyDialogVisible.value = true;
@@ -254,7 +254,7 @@ const handleSelectModel = (model: ModelItem) => {
 };
 
 const handleCreatePrivateModel = async () => {
-	if (!apiKeyFormRef.value || !systemModelToClone.value) return;
+	if (!apiKeyFormRef.value || !builtInModelToClone.value) return;
 
 	try {
 		await apiKeyFormRef.value.validate();
@@ -262,30 +262,30 @@ const handleCreatePrivateModel = async () => {
 		creatingModel.value = true;
 
 		// 基于内置模型创建新模型（继承原模型的所有配置，只替换 apiKey）
-		const systemModel = systemModelToClone.value;
+		const builtInModel = builtInModelToClone.value;
 		const createParams = {
 			modelName: apiKeyForm.modelName,
-			modelType: systemModel.modelType,
-			baseUrl: systemModel.baseUrl,
-			httpMethod: systemModel.httpMethod || 'POST',
-			headMsg: systemModel.headMsg || '',
-			isPrivate: systemModel.isPrivate ?? 1, // 继承原模型的公有/私有属性
-			enabled: systemModel.enabled ?? 1,
-			isChatModel: systemModel.isChatModel || 0,
+			modelType: builtInModel.modelType,
+			baseUrl: builtInModel.baseUrl,
+			httpMethod: builtInModel.httpMethod || 'POST',
+			headMsg: builtInModel.headMsg || '',
+			isPrivate: builtInModel.isPrivate ?? 1, // 继承原模型的公有/私有属性
+			enabled: builtInModel.enabled ?? 1,
+			isChatModel: builtInModel.isChatModel || 0,
 			apiKey: apiKeyForm.apiKey, // 使用用户输入的新 API Key
-			form: systemModel.form || {},
-			requestMapping: systemModel.requestMapping || {},
-			responseMapping: systemModel.responseMapping || {},
-			responseBody: systemModel.responseBody || {}, // 杩斿洖涓讳綋瀛楁
-			maxConcurrency: systemModel.maxConcurrency || 10,
-			queueLimit: systemModel.queueLimit || 100,
-			timeoutSeconds: systemModel.timeoutSeconds || 30,
-			expectedSeconds: systemModel.expectedSeconds || 15,
-			retryTimes: systemModel.retryTimes || 3,
-			retryQueueMaxSeconds: systemModel.retryQueueMaxSeconds || 60,
-			autoCleanSeconds: systemModel.autoCleanSeconds || 300,
-			remark: systemModel.remark || '',
-			tokenMapping: systemModel.tokenMapping || '', // Token鏄犲皠瀛楁
+			form: builtInModel.form || {},
+			requestMapping: builtInModel.requestMapping || {},
+			responseMapping: builtInModel.responseMapping || {},
+			responseBody: builtInModel.responseBody || {}, // 杩斿洖涓讳綋瀛楁
+			maxConcurrency: builtInModel.maxConcurrency || 10,
+			queueLimit: builtInModel.queueLimit || 100,
+			timeoutSeconds: builtInModel.timeoutSeconds || 30,
+			expectedSeconds: builtInModel.expectedSeconds || 15,
+			retryTimes: builtInModel.retryTimes || 3,
+			retryQueueMaxSeconds: builtInModel.retryQueueMaxSeconds || 60,
+			autoCleanSeconds: builtInModel.autoCleanSeconds || 300,
+			remark: builtInModel.remark || '',
+			tokenMapping: builtInModel.tokenMapping || '', // Token鏄犲皠瀛楁
 		};
 
 		const res: any = await addModelModule(createParams);
@@ -334,7 +334,7 @@ const handleClose = () => {
 	visible.value = false;
 	selectedModel.value = null;
 	apiKeyDialogVisible.value = false;
-	systemModelToClone.value = null;
+	builtInModelToClone.value = null;
 };
 
 // 鍔犺浇妯″瀷绫诲瀷鍒楄〃