fix: raw_elm.py на SQLite очередь (gunicorn-safe), таблица command_queue в db.py

api/db.py

@@ -160,6 +160,29 @@ class Database:
 
         self.conn.commit()
 
+        # command_queue — для raw-ретранслятора (gunicorn-safe)
+        self.conn.execute("""
+            CREATE TABLE IF NOT EXISTS command_queue (
+                id              INTEGER PRIMARY KEY AUTOINCREMENT,
+                device_id       TEXT NOT NULL,
+                seq             INTEGER NOT NULL,
+                cmd             TEXT NOT NULL,
+                timeout_ms      INTEGER DEFAULT 500,
+                drain_first     INTEGER DEFAULT 0,
+                status          TEXT NOT NULL DEFAULT 'pending',
+                raw_response    TEXT,
+                elapsed_ms      INTEGER,
+                prompt          INTEGER,
+                error           TEXT,
+                created_at      TEXT NOT NULL DEFAULT (datetime('now')),
+                sent_at         TEXT,
+                responded_at    TEXT
+            );
+            CREATE INDEX IF NOT EXISTS idx_cq_device_status_seq 
+                ON command_queue(device_id, status, seq);
+        """)
+        self.conn.commit()
+
     # ── sessions ──────────────────────────────────────────
 
     def get_cached_response(self, request_id: str) -> dict | None: