添加会话模型和API Key配置功能

- 在模型模块中新增会话开关状态字段，支持会话模型的管理。
- 更新模型选择器，增加系统模型的API Key配置弹窗，提升用户体验。
- 优化错误处理逻辑，确保接口错误由全局拦截器处理，减少冗余提示。
- 更新相关样式以增强界面可读性和美观性。

src/views/digitalHuman/skill/index.vue

@@ -162,7 +162,7 @@ const handleFileChange: UploadProps['onChange'] = async (uploadFile) => {
 	}
 	try {
 		ElMessage.info('正在上传文件到 OSS...');
-		const uploadRes = await uploadFileToOss(uploadFile.raw, { errorMode: 'page' });
+		const uploadRes = await uploadFileToOss(uploadFile.raw);
 		formData.fileName = uploadRes.data.fileName;
 		formData.fileUrl = uploadRes.data.fileURL;
 		fileList.value = [uploadFile];
@@ -180,7 +180,7 @@ const fetchSkillList = async () => {
 	loading.value = true;
 	try {
 		const params = { pageNum: pagination.pageNum, pageSize: pagination.pageSize, keyword: searchParams.keyword || undefined };
-		const res = await getUserSkillList(params, { errorMode: 'page' });
+		const res = await getUserSkillList(params);
 		skillList.value = res.data?.list || [];
 		pagination.total = res.data?.total || 0;
 	} catch (error) {
@@ -222,21 +222,18 @@ const handleSubmit = async () => {
 		}
 		submitting.value = true;
 		try {
-			await createUserSkill(
-				{
-					name: formData.name,
-					description: formData.description,
-					category: formData.category,
-					fileName: formData.fileName,
-					fileUrl: formData.fileUrl,
-				},
-				{ errorMode: 'page' }
-			);
+			await createUserSkill({
+				name: formData.name,
+				description: formData.description,
+				category: formData.category,
+				fileName: formData.fileName,
+				fileUrl: formData.fileUrl,
+			});
 			ElMessage.success('创建成功');
 			dialogVisible.value = false;
 			fetchSkillList();
-		} catch (error) {
-			// 错误已由 errorMode: 'page' 处理
+		} catch {
+			// 接口错误由 request 全局提示后端 message
 		} finally {
 			submitting.value = false;
 		}
@@ -251,12 +248,12 @@ const handleCommand = async (command: string, skill: SkillItem) => {
 				cancelButtonText: '取消',
 				type: 'warning',
 			});
-			await deleteUserSkill(skill.id, { errorMode: 'page' });
+			await deleteUserSkill(skill.id);
 			ElMessage.success('删除成功');
 			fetchSkillList();
 		} catch (error) {
 			if (error !== 'cancel') {
-				// 错误已由 errorMode: 'page' 处理
+				// 接口错误由 request 全局提示后端 message
 			}
 		}
 	}