feat: 收口 Rust Web 3000 主链

wolai-frontend/src/app/api/documents/title/route.ts

@@ -1,6 +1,7 @@
 import { NextResponse } from "next/server";
 import { isConvexEnabled } from "@/lib/convex/enabled";
 import {
+  DocumentBridgeError,
   assertDocumentId,
   assertTitle,
   buildDocumentBridgeContext,
@@ -20,10 +21,16 @@ interface RenamePayload {
   commandName?: string | null;
 }
 
-type TreeRenameResponse = {
-  requestId?: string;
-  traceId?: string;
-};
+function assertPageHeadCommandName(commandName: string | null | undefined) {
+  if (commandName !== PAGE_COMMAND_NAMES.updateTitle) {
+    throw new DocumentBridgeError("标题保存仅支持 page.head.updateTitle", 400, "VALIDATION_ERROR", [
+      {
+        field: "commandName",
+        reason: `expected ${PAGE_COMMAND_NAMES.updateTitle}`,
+      },
+    ]);
+  }
+}
 
 export async function POST(request: Request) {
   if (isConvexEnabled()) {
@@ -32,53 +39,7 @@ export async function POST(request: Request) {
       const normalizedDocumentId = assertDocumentId(documentId);
       const normalizedTitle = assertTitle(title);
       const normalizedWorkspaceId = workspaceId?.trim() || null;
-
-      if (commandName !== PAGE_COMMAND_NAMES.updateTitle) {
-        const upstreamUrl = new URL("/api/tree/commands", request.url);
-        const upstreamHeaders = new Headers({
-          "content-type": "application/json",
-        });
-        const authorization = request.headers.get("authorization");
-        const cookie = request.headers.get("cookie");
-        if (authorization) {
-          upstreamHeaders.set("authorization", authorization);
-        }
-        if (cookie) {
-          upstreamHeaders.set("cookie", cookie);
-        }
-        const response = await fetch(upstreamUrl.toString(), {
-          method: "POST",
-          headers: upstreamHeaders,
-          body: JSON.stringify({
-            action: "rename",
-            documentId: normalizedDocumentId,
-            workspaceId: normalizedWorkspaceId,
-            title: normalizedTitle,
-          }),
-        });
-
-        const payload = (await response.json().catch(() => null)) as TreeRenameResponse | { error?: string } | null;
-        if (!response.ok) {
-          return NextResponse.json(
-            {
-              error:
-                payload && typeof payload === "object" && "error" in payload && typeof payload.error === "string"
-                  ? payload.error
-                  : "重命名失败，请稍后再试",
-            },
-            { status: response.status },
-          );
-        }
-
-        return NextResponse.json({
-          ok: true,
-          meta: {
-            requestId: payload?.requestId,
-            traceId: payload?.traceId,
-            commandName: "tree.node.rename",
-          },
-        });
-      }
+      assertPageHeadCommandName(commandName);
 
       const bridgeContext = await buildDocumentBridgeContext({ request, workspaceId: normalizedWorkspaceId });
       const envelope = buildDocumentCommandEnvelope({