feat(agent): add site tools support for canvas project listing and media generation

canvas-agent/src/canvas-session.ts

@@ -7,6 +7,18 @@ import type { CanvasNode, CanvasNodeType, CanvasSnapshot } from "./types.js";
 
 type PendingRequest = { resolve: (value: unknown) => void; reject: (error: Error) => void };
 
+const SITE_TOOLS = new Set<ToolName>([
+    "site_navigate",
+    "canvas_list_projects",
+    "workbench_image_get_config",
+    "workbench_image_generate",
+    "workbench_video_get_config",
+    "workbench_video_generate",
+    "prompts_search",
+    "assets_list",
+    "assets_add",
+]);
+
 export class CanvasSession {
     private clients = new Map<string, ServerResponse>();
     private pending = new Map<string, PendingRequest>();
@@ -49,7 +61,7 @@ export class CanvasSession {
         if (!isToolName(name)) throw new Error(`未知工具：${String(name)}`);
         let tool: ToolName = name;
         let input = parseToolInput(tool, rawInput) as Record<string, unknown>;
-        if (tool === "site_navigate") {
+        if (SITE_TOOLS.has(tool)) {
             if (!this.clients.size) throw new Error("当前没有已连接网页");
             return await this.requestCanvasTool(tool, input);
         }