feat: [US-021] - Add TypeScript SDK browser navigation and tab methods

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

sdks/typescript/src/client.ts

@@ -30,8 +30,17 @@ import {
   type AgentInstallRequest,
   type AgentInstallResponse,
   type AgentListResponse,
+  type BrowserActionResponse,
+  type BrowserCreateTabRequest,
+  type BrowserNavigateRequest,
+  type BrowserPageInfo,
+  type BrowserReloadRequest,
   type BrowserStartRequest,
   type BrowserStatusResponse,
+  type BrowserTabInfo,
+  type BrowserTabListResponse,
+  type BrowserWaitRequest,
+  type BrowserWaitResponse,
   type DesktopActionResponse,
   type DesktopClipboardQuery,
   type DesktopClipboardResponse,
@@ -2032,6 +2041,50 @@ export class SandboxAgent {
     );
   }
 
+  async browserNavigate(request: BrowserNavigateRequest): Promise<BrowserPageInfo> {
+    return this.requestJson("POST", `${API_PREFIX}/browser/navigate`, {
+      body: request,
+    });
+  }
+
+  async browserBack(): Promise<BrowserPageInfo> {
+    return this.requestJson("POST", `${API_PREFIX}/browser/back`);
+  }
+
+  async browserForward(): Promise<BrowserPageInfo> {
+    return this.requestJson("POST", `${API_PREFIX}/browser/forward`);
+  }
+
+  async browserReload(request: BrowserReloadRequest = {}): Promise<BrowserPageInfo> {
+    return this.requestJson("POST", `${API_PREFIX}/browser/reload`, {
+      body: request,
+    });
+  }
+
+  async browserWait(request: BrowserWaitRequest): Promise<BrowserWaitResponse> {
+    return this.requestJson("POST", `${API_PREFIX}/browser/wait`, {
+      body: request,
+    });
+  }
+
+  async getBrowserTabs(): Promise<BrowserTabListResponse> {
+    return this.requestJson("GET", `${API_PREFIX}/browser/tabs`);
+  }
+
+  async createBrowserTab(request: BrowserCreateTabRequest = {}): Promise<BrowserTabInfo> {
+    return this.requestJson("POST", `${API_PREFIX}/browser/tabs`, {
+      body: request,
+    });
+  }
+
+  async activateBrowserTab(tabId: string): Promise<BrowserTabInfo> {
+    return this.requestJson("POST", `${API_PREFIX}/browser/tabs/${tabId}/activate`);
+  }
+
+  async closeBrowserTab(tabId: string): Promise<BrowserActionResponse> {
+    return this.requestJson("DELETE", `${API_PREFIX}/browser/tabs/${tabId}`);
+  }
+
   private async getLiveConnection(agent: string): Promise<LiveAcpConnection> {
     await this.awaitHealthy();