fix: inline xterm.css into injected style string (host never loads standalone lib/client.css, helper textarea was visible)

04_test/termraw-mini.cjs

@@ -0,0 +1,13 @@
+// termraw-mini.cjs — 直连终端 WS 抓原始输出：判断服务端是否已用 -NoProfile
+const WebSocket = require('ws');
+const http = require('http');
+const ws = new WebSocket('ws://127.0.0.1:3080/api/worktable/term?sessionId=&cwd=E:\\AI_Workspace\\DeepseekHarness&cols=100&rows=24');
+let buf = '';
+const timer = setTimeout(() => {
+  console.log('RAW:', JSON.stringify(buf.slice(0, 700)));
+  ws.close();
+  process.exit(0);
+}, 5000);
+ws.on('open', () => { console.log('OPEN'); ws.send('\r'); });
+ws.on('message', (d) => { buf += String(d); if (buf.indexOf('>') >= 0 && buf.length > 40) { clearTimeout(timer); console.log('RAW:', JSON.stringify(buf.slice(0, 700))); ws.close(); process.exit(0); } });
+ws.on('error', (e) => { console.log('ERR', e.message); process.exit(1); });