refactor: remove verify-code/reply support (not needed)

Co-authored-by: Cursor <cursoragent@cursor.com>

lib/sys-call.js

@@ -8,12 +8,10 @@
  * Supported actions (incoming from VPS):
  *   request  — start a new task
  *   cancel   — abort a running task
- *   reply    — forward input to a running task (e.g. verify code)
  *
  * Handler interface:
- *   handler[method](params) → { abort, onReply? }
- *     abort()          — called on cancel
- *     onReply(msg)     — called on reply (optional)
+ *   handler[method](params) → { abort } | function
+ *     abort()  — called on cancel
  */
 
 const log = require('./logger');
@@ -54,18 +52,6 @@ function handle(msg, send) {
     return;
   }
 
-  // ── reply (e.g. verify code from frontend) ────────────────────────────────
-  if (action === 'reply') {
-    const task = running.get(callId);
-    if (task && typeof task.onReply === 'function') {
-      log.info('sys-call', `reply callId=${callId} event=${msg.event || ''}`);
-      try { task.onReply(msg); } catch (e) { log.warn('sys-call', `onReply error: ${e.message}`); }
-    } else {
-      log.debug('sys-call', `reply for unknown/no-onReply callId=${callId}`);
-    }
-    return;
-  }
-
   // ── request ───────────────────────────────────────────────────────────────
   if (action !== 'request') {
     log.warn('sys-call', `unexpected action=${action} callId=${callId}`);
@@ -107,7 +93,7 @@ function handle(msg, send) {
     return;
   }
 
-  // Normalise: handler may return a function (abort only) or { abort, onReply }
+  // Normalise: handler may return a function (abort only) or { abort }
   if (typeof task === 'function') {
     task = { abort: task };
   }