Update from Vibe Studio

src/api/spellcheck.ts

@@ -0,0 +1,77 @@
+/**
+ * 错别字检测与修正API
+ * 与Dify平台交互，实现错别字检测和修正功能
+ */
+
+export interface SpellCheckParams {
+  user_input: string;
+}
+
+export interface SpellCheckResponse {
+  message?: {
+    content?: string;
+  };
+}
+
+/**
+ * 发送错别字检测请求到Dify平台
+ * @param params 包含用户输入文本的参数
+ * @returns Promise<string> 返回修正后的文本内容
+ */
+export async function fetchSpellCheck(params: SpellCheckParams): Promise<string> {
+  const requestBody = {
+    inputs: {
+      user_input: params.user_input
+    },
+    query: "1",
+    response_mode: "streaming" as const
+  };
+
+  try {
+    const response = await fetch('https://copilot.sino-bridge.com/v1/chat-messages', {
+      method: 'POST',
+      headers: {
+        'Content-Type': 'application/json',
+        'Authorization': 'Bearer app-AZ3jH4bHyOPsTzDjEQyoqwOy'
+      },
+      body: JSON.stringify(requestBody)
+    });
+
+    if (!response.ok) {
+      throw new Error(`HTTP error! status: ${response.status}`);
+    }
+
+    // 处理流式响应
+    const reader = response.body?.getReader();
+    const decoder = new TextDecoder();
+    let result = '';
+
+    if (reader) {
+      while (true) {
+        const { done, value } = await reader.read();
+        if (done) break;
+
+        const chunk = decoder.decode(value, { stream: true });
+        const lines = chunk.split('\n');
+
+        for (const line of lines) {
+          if (line.startsWith('data: ')) {
+            try {
+              const data = JSON.parse(line.slice(6)) as SpellCheckResponse;
+              if (data.message?.content) {
+                result += data.message.content;
+              }
+            } catch (e) {
+              // 忽略解析错误，继续处理下一行
+            }
+          }
+        }
+      }
+    }
+
+    return result;
+  } catch (error) {
+    console.error('错别字检测请求失败:', error);
+    throw error;
+  }
+}