feat: update webui extensions, models, and agent config

.pi/agent/extensions/webui/backend/routes/settings.ts

@@ -1,4 +1,5 @@
 import type { IncomingMessage, ServerResponse } from "node:http";
+import { arch, freemem, hostname, platform, release, totalmem, type as osType } from "node:os";
 import { readWebuiAvatarSettings, writeWebuiAvatarSettings } from "../db/index.ts";
 import { setExtensionEnabled } from "../settings/extension-settings.ts";
 import { listMcpSettings, setMcpServerEnabled, setMcpToolEnabled } from "../settings/mcp-settings.ts";
@@ -202,5 +203,23 @@ export function handleSettingsRoute(
 		return true;
 	}
 
+	if (req.method === "GET" && pathname === "/api/environment") {
+		json(res, {
+			nodeVersion: process.version,
+			platform: platform(),
+			arch: arch(),
+			osType: osType(),
+			osRelease: release(),
+			hostname: hostname(),
+			pid: process.pid,
+			cwd: process.cwd(),
+			uptime: Math.floor(process.uptime()),
+			totalMemMb: Math.round(totalmem() / 1024 / 1024),
+			freeMemMb: Math.round(freemem() / 1024 / 1024),
+			execPath: process.execPath,
+		});
+		return true;
+	}
+
 	return false;
 }