PERMANENCE training: 4-stage SFT -> gate -> GRPO -> eval pipeline

server/app.py

@@ -357,7 +357,7 @@ async function traj(task, prepared){
     lines.push('');
     lines.push('final_locked_actions: ' + (lockCount === 0 ? 'none' : lockCount));
     for(const [k,v] of Object.entries(j.final_locked_actions || {})){ lines.push('  • ' + k + ': ' + v); }
-    pane.textContent = lines.join('\n');
+    pane.textContent = lines.join('\\n');
   } catch(e){ pane.textContent = 'error: ' + e.message; }
 }
 async function runScenario(){