feat(inventory): Qwen vehicle compatibility — store AI unmatched vehicles as text, Celery background sync, fix brand filter fallback, increase vehicle limits

pos/blueprints/inventory_bp.py

@@ -18,8 +18,10 @@ from services.audit import log_action
 from tenant_db import get_master_conn
 from services.inventory_vehicle_compat import (
     auto_match_vehicle_compatibility, add_compatibility, remove_compatibility,
-    remove_all_compatibility, get_compatibility, search_mye, get_compat_source,
+    remove_compatibility_by_id, remove_all_compatibility, get_compatibility,
+    search_mye, get_compat_source,
 )
+from tasks import sync_vehicle_compatibility_task
 
 inventory_bp = Blueprint('inventory', __name__, url_prefix='/pos/api/inventory')
 
@@ -287,7 +289,19 @@ def create_item():
         compat_source = get_compat_source(g.tenant_id)
         qwen_added = 0
 
-        # TecDoc auto-match
+        # Offload to Celery background task if possible (QWEN can take 90s+)
+        try:
+            sync_vehicle_compatibility_task.delay(
+                g.tenant_id, item_id, data['part_number'],
+                data['name'], data.get('brand', ''), compat_source
+            )
+            compat_background = True
+        except Exception as celery_err:
+            print(f"[celery] Failed to queue compatibility task for item {item_id}: {celery_err}")
+            compat_background = False
+
+        if not compat_background:
+            # Fallback: synchronous processing
             if compat_source in ('tecdoc', 'both'):
                 try:
                     master = get_master_conn()
@@ -297,7 +311,6 @@ def create_item():
                 except Exception as am_err:
                     print(f"[auto_match] Error for item {item_id}: {am_err}")
 
-        # QWEN AI fitment
             if compat_source in ('qwen', 'both'):
                 try:
                     from services.qwen_fitment import get_vehicle_fitment
@@ -317,6 +330,7 @@ def create_item():
             'barcode': barcode,
             'message': 'Item created',
             'vehicle_compatibilities_added': qwen_added,
+            'vehicle_compat_queued': compat_background,
         }), 201
 
     except Exception as e:
@@ -1482,13 +1496,16 @@ def add_item_vehicle(item_id):
         conn.close()
 
 
-@inventory_bp.route('/items/<int:item_id>/vehicles/<int:mye_id>', methods=['DELETE'])
+@inventory_bp.route('/items/<int:item_id>/vehicles/<int:compat_id>', methods=['DELETE'])
 @require_auth('inventory.edit')
-def delete_item_vehicle(item_id, mye_id):
+def delete_item_vehicle(item_id, compat_id):
-    """Remove a vehicle compatibility."""
+    """Remove a vehicle compatibility by its row id.
+
+    Works for both TecDoc-linked (mye_id present) and text-only QWEN records.
+    """
     conn = get_tenant_conn(g.tenant_id)
     try:
-        deleted = remove_compatibility(conn, item_id, mye_id)
+        deleted = remove_compatibility_by_id(conn, compat_id)
         return jsonify({'message': 'Compatibility removed', 'deleted': deleted})
     finally:
         conn.close()

pos/migrations/v3.2_qwen_vehicle_compat.sql

@@ -0,0 +1,53 @@
+-- v3.2 QWEN Vehicle Compatibility — store unmatched AI vehicles as text
+-- Allows saving QWEN fitment results even when the vehicle is not in TecDoc.
+
+-- 1. Allow NULL model_year_engine_id for QWEN vehicles not in master DB
+ALTER TABLE inventory_vehicle_compat
+    ALTER COLUMN model_year_engine_id DROP NOT NULL;
+
+-- 2. Add text columns for QWEN vehicle details
+ALTER TABLE inventory_vehicle_compat
+    ADD COLUMN IF NOT EXISTS make VARCHAR(100),
+    ADD COLUMN IF NOT EXISTS model VARCHAR(100),
+    ADD COLUMN IF NOT EXISTS year INTEGER,
+    ADD COLUMN IF NOT EXISTS engine VARCHAR(100),
+    ADD COLUMN IF NOT EXISTS engine_code VARCHAR(50);
+
+-- 3. Drop old unique constraint and recreate to handle NULL mye_id
+-- (PostgreSQL allows multiple NULLs in a UNIQUE constraint)
+ALTER TABLE inventory_vehicle_compat
+    DROP CONSTRAINT IF EXISTS inventory_vehicle_compat_inventory_id_model_year_engine_id_key;
+
+ALTER TABLE inventory_vehicle_compat
+    ADD CONSTRAINT inventory_vehicle_compat_unique_match
+    UNIQUE (inventory_id, model_year_engine_id, make, model, year);
+
+-- 4. Index for fast filtering by inventory + text vehicles
+CREATE INDEX IF NOT EXISTS idx_ivc_text_vehicle
+    ON inventory_vehicle_compat(inventory_id, make, model, year)
+    WHERE model_year_engine_id IS NULL;
+
+-- 5. Update view to include new columns
+DROP VIEW IF EXISTS v_inventory_vehicle_compat;
+CREATE VIEW v_inventory_vehicle_compat AS
+SELECT
+    ivc.id,
+    ivc.inventory_id,
+    ivc.model_year_engine_id,
+    ivc.make,
+    ivc.model,
+    ivc.year,
+    ivc.engine,
+    ivc.engine_code,
+    ivc.source,
+    ivc.confidence,
+    ivc.created_at,
+    i.part_number,
+    i.name as item_name,
+    i.brand as item_brand,
+    i.price_1,
+    i.price_2,
+    i.price_3,
+    i.image_url
+FROM inventory_vehicle_compat ivc
+JOIN inventory i ON i.id = ivc.inventory_id;

pos/services/inventory_vehicle_compat.py

@@ -178,18 +178,31 @@ def auto_match_vehicle_compatibility(master_conn, tenant_conn, inventory_id, par
             JOIN brands b ON b.id_brand = m.brand_id
             WHERE vp.part_id = ANY(%s)
               AND b.name_brand = %s
-            LIMIT 200
+            LIMIT 500
         """, (oem_ids, brand_hint))
+        mye_ids = [r[0] for r in cur.fetchall()]
+
+        # Fallback: if brand filter yields nothing, the brand hint may be an
+        # aftermarket supplier (e.g. Motorcraft, NGK, Bosch) rather than an
+        # OEM vehicle brand. Search without brand filter.
+        if not mye_ids:
+            cur.execute("""
+                SELECT DISTINCT model_year_engine_id
+                FROM vehicle_parts
+                WHERE part_id = ANY(%s)
+                LIMIT 500
+            """, (oem_ids,))
+            mye_ids = [r[0] for r in cur.fetchall()]
     else:
         # No brand hint — return all MYEs for these parts
         cur.execute("""
             SELECT DISTINCT model_year_engine_id
             FROM vehicle_parts
             WHERE part_id = ANY(%s)
-            LIMIT 200
+            LIMIT 500
         """, (oem_ids,))
-
         mye_ids = [r[0] for r in cur.fetchall()]
+
     cur.close()
 
     # ── Insert into tenant table ─────────────────────────────────────────
@@ -243,6 +256,20 @@ def remove_compatibility(tenant_conn, inventory_id, model_year_engine_id):
     return deleted
 
 
+def remove_compatibility_by_id(tenant_conn, compat_id):
+    """Remove a compatibility by its primary key (works for both MYE-linked
+    and text-only QWEN records)."""
+    cur = tenant_conn.cursor()
+    cur.execute("""
+        DELETE FROM inventory_vehicle_compat
+        WHERE id = %s
+    """, (compat_id,))
+    deleted = cur.rowcount
+    tenant_conn.commit()
+    cur.close()
+    return deleted
+
+
 def remove_all_compatibility(tenant_conn, inventory_id):
     cur = tenant_conn.cursor()
     cur.execute("""
@@ -259,14 +286,18 @@ def get_compatibility(tenant_conn, master_conn, inventory_id):
 
     Queries inventory_vehicle_compat from the tenant DB, then resolves
     vehicle details (brand/model/year/engine) from the master DB.
+
+    Vehicles with model_year_engine_id IS NULL are text-only QWEN records
+    (master DB lacks the vehicle) and are returned using their stored text.
     """
-    # 1. Get MYE IDs + metadata from tenant
+    # 1. Get all rows from tenant
     cur_t = tenant_conn.cursor()
     cur_t.execute("""
-        SELECT model_year_engine_id, source, confidence, created_at
+        SELECT id, model_year_engine_id, make, model, year, engine, engine_code,
+               source, confidence, created_at
         FROM inventory_vehicle_compat
         WHERE inventory_id = %s
-        ORDER BY model_year_engine_id
+        ORDER BY COALESCE(make, ''), COALESCE(model, ''), COALESCE(year, 0)
     """, (inventory_id,))
     rows = cur_t.fetchall()
     cur_t.close()
@@ -274,9 +305,10 @@ def get_compatibility(tenant_conn, master_conn, inventory_id):
     if not rows:
         return []
 
-    mye_ids = [r[0] for r in rows]
+    # 2. Resolve MYE-linked vehicles from master DB
-
+    mye_ids = [r[0] for r in rows if r[0] is not None]
-    # 2. Resolve vehicle details from master DB
+    details = {}
+    if mye_ids:
         cur_m = master_conn.cursor()
         cur_m.execute("""
             SELECT mye.id_mye, b.name_brand, m.name_model, y.year_car, e.name_engine
@@ -293,15 +325,32 @@ def get_compatibility(tenant_conn, master_conn, inventory_id):
 
     # 3. Merge
     result = []
-    for mye_id, source, confidence, created_at in rows:
+    for (compat_id, mye_id, make, model, year, engine, engine_code,
-        d = details.get(mye_id)
+         source, confidence, created_at) in rows:
-        if d:
+        if mye_id is not None and mye_id in details:
+            d = details[mye_id]
             result.append({
+                'id': compat_id,
                 'model_year_engine_id': mye_id,
                 'brand': d[1],
                 'model': d[2],
                 'year': d[3],
                 'engine': d[4],
+                'engine_code': '',
+                'source': source,
+                'confidence': float(confidence),
+                'created_at': str(created_at),
+            })
+        else:
+            # Text-only QWEN record
+            result.append({
+                'id': compat_id,
+                'model_year_engine_id': None,
+                'brand': make or '',
+                'model': model or '',
+                'year': year,
+                'engine': engine or '',
+                'engine_code': engine_code or '',
                 'source': source,
                 'confidence': float(confidence),
                 'created_at': str(created_at),
@@ -374,6 +423,9 @@ def batch_add_compatibilities(tenant_conn, inventory_id, mye_ids, source='manual
 def save_qwen_fitment(tenant_conn, inventory_id, fitment_result):
     """Save QWEN fitment results into inventory_vehicle_compat.
 
+    Supports both TecDoc-linked vehicles (mye_id present) and text-only
+    QWEN vehicles (mye_id=None) when the master DB lacks the vehicle.
+
     Args:
         tenant_conn: Connection to tenant DB.
         inventory_id: The inventory item ID.
@@ -390,14 +442,30 @@ def save_qwen_fitment(tenant_conn, inventory_id, fitment_result):
     cur = tenant_conn.cursor()
     for v in vehicles:
         mye_id = v.get('mye_id')
-        if not mye_id:
+        if mye_id is not None and mye_id:
-            continue
+            # TecDoc-linked vehicle
             cur.execute("""
                 INSERT INTO inventory_vehicle_compat
                     (inventory_id, model_year_engine_id, source, confidence, created_at)
                 VALUES (%s, %s, 'qwen_ai', %s, NOW())
-            ON CONFLICT (inventory_id, model_year_engine_id) DO NOTHING
+                ON CONFLICT (inventory_id, model_year_engine_id, make, model, year) DO NOTHING
             """, (inventory_id, mye_id, fitment_result.get('confidence', 0)))
+        else:
+            # Text-only QWEN vehicle (master DB doesn't have this vehicle)
+            cur.execute("""
+                INSERT INTO inventory_vehicle_compat
+                    (inventory_id, model_year_engine_id, make, model, year, engine, engine_code, source, confidence, created_at)
+                VALUES (%s, NULL, %s, %s, %s, %s, %s, 'qwen_ai', %s, NOW())
+                ON CONFLICT (inventory_id, model_year_engine_id, make, model, year) DO NOTHING
+            """, (
+                inventory_id,
+                v.get('make', '') or '',
+                v.get('model', '') or '',
+                v.get('year', 0) or 0,
+                v.get('engine', '') or '',
+                v.get('engine_code', '') or '',
+                fitment_result.get('confidence', 0),
+            ))
         if cur.rowcount > 0:
             inserted += 1
     tenant_conn.commit()

pos/services/qwen_fitment.py

@@ -42,16 +42,22 @@ def get_vehicle_fitment(part_number, name, brand):
                         {'role': 'user', 'content': prompt}
                     ],
                     'temperature': 0.2,
-                    'max_tokens': 4096,
+                    'max_tokens': 8192,
                 },
-                timeout=45,
+                timeout=120,
             )
             response.raise_for_status()
             raw = response.json()
+            finish_reason = None
             if raw.get('choices') and len(raw['choices']) > 0:
-                msg = raw['choices'][0].get('message', {})
+                choice = raw['choices'][0]
+                msg = choice.get('message', {})
+                finish_reason = choice.get('finish_reason')
                 if msg:
                     content = msg.get('content') or ''
+                    if not content:
+                        # Fallback for reasoning models that return output in reasoning_content
+                        content = msg.get('reasoning_content') or ''
             if content:
                 break
         except requests.RequestException as exc:
@@ -62,6 +68,8 @@ def get_vehicle_fitment(part_number, name, brand):
 
     if not content:
         err_msg = f'QWEN request failed: {last_error}' if last_error else 'Empty response from QWEN after 3 attempts'
+        if finish_reason == 'length':
+            err_msg += ' (response truncated by token limit — consider reducing prompt or increasing max_tokens)'
         return {'vehicles': [], 'confidence': 0, 'notes': err_msg}
 
     # Parse JSON from QWEN response (sometimes wrapped in markdown)
@@ -91,32 +99,21 @@ def _build_prompt(part_number, name, brand):
 - Nombre/descripcion: {name}
 - Marca del fabricante: {brand_str}
 
-Devuelve UNICAMENTE un JSON valido (sin markdown, sin backticks, sin texto adicional) con esta estructura exacta:
+Devuelve UNICAMENTE un JSON valido (sin markdown, sin backticks, sin texto adicional) con esta estructura:
-{{
+{{"vehicles":[{{"make":"Toyota","model":"Corolla","year_range":"2014-2019","engine":"1.8L","engine_code":"2ZR-FE","notes":""}}],"confidence":0.92,"notes":""}}
-  "vehicles": [
-    {{
-      "make": "Toyota",
-      "model": "Corolla",
-      "year": 2015,
-      "engine": "1.8L 16V",
-      "engine_code": "2ZR-FE",
-      "notes": "Sedan y hatchback"
-    }}
-  ],
-  "confidence": 0.92,
-  "notes": "Compatible con plataforma E170. Verificar traccion delantera."
-}}
 
-Reglas obligatorias:
+REGLAS OBLIGATORIAS:
-1. "make" = marca del vehiculo (ej: Toyota, Nissan, Ford, Volkswagen, Chevrolet, Honda, Hyundai, Kia, Mazda, Subaru).
+1. "make" = marca del vehiculo.
-2. "model" = modelo exacto. Si hay variantes (ej: Civic Sedan vs Civic Coupe), incluye la variante.
+2. "model" = modelo exacto (incluye variante si aplica).
-3. "year" = ano numerico (int). Si hay rango de anos (ej: 2003-2008), genera una entrada POR CADA ANO del rango. NO uses rangos.
+3. USA "year_range" = string "YYYY-YYYY" cuando el MISMO modelo/motor abarca multiples anos consecutivos. Esto ahorra tokens y permite mas resultados.
-4. "engine" = descripcion del motor (ej: "1.8L", "2.0L TDI", "V6 3.5L", "1.6L Turbo"). Si no conoces el motor, usa "desconocido".
+4. USA "year" = int SOLO cuando sea un ano aislado sin rangos adyacentes.
-5. "engine_code" = codigo exacto del motor SI LO CONOCES (ej: "2ZR-FE", "K24Z7", "EA888"). Si no lo conoces, usa "" (string vacio).
+5. "engine" = descripcion corta del motor (ej: "1.8L", "V6 3.5L"). Si no lo conoces, usa "".
-6. Devuelve TODOS los vehiculos compatibles que conozcas. Minimo 1, maximo 100. Para piezas genericas (bujias, filtros, balatas, amortiguadores) incluye TODOS los modelos aplicables.
+6. "engine_code" = codigo exacto SI LO CONOCES. Si no, usa "".
-7. "confidence" entre 0.0 y 1.0. Usa valores altos (>0.85) solo si estas muy seguro.
+7. "notes" = string vacio "" para ahorrar tokens, salvo que haya una advertencia critica.
-8. Incluye marcas y modelos populares en Mexico (Nissan Tsuru, VW Sedan/Vocho, Chevy Monza, Ford Ka, etc.) cuando apliquen.
+8. Devuelve TODOS los vehiculos compatibles que conozcas. Minimo 1, maximo 200. Para piezas genericas (filtros de aceite, bujias, balatas, amortiguadores) incluye TODOS los modelos aplicables.
-9. Si la pieza es universal o de alta compatibilidad, indicalo en "notes".
+9. "confidence" entre 0.0 y 1.0. Valores >0.85 solo si estas muy seguro.
+10. Incluye marcas y modelos populares en Mexico cuando apliquen.
+11. Si la pieza es universal, indicalo en "notes".
 """
 
 
@@ -153,25 +150,39 @@ def _extract_vehicles(parsed):
 
 
 def _normalize_vehicle(v):
-    """Normalize vehicle dict from QWEN to standard keys."""
+    """Normalize vehicle dict from QWEN to standard keys.
+
+    Supports:
+      - year: int or str (single year)
+      - year_range: str like "2003-2008" or "2003-2008"
+      - legacy: year as range string
+    """
     make = v.get('make') or v.get('marca') or ''
     model = v.get('model') or v.get('modelo') or ''
-    year_raw = v.get('year') or v.get('ano') or v.get('año') or v.get('years') or v.get('anos') or ''
     engine = v.get('engine') or v.get('motor') or ''
     engine_code = v.get('engine_code') or v.get('codigo_motor') or v.get('motor_code') or ''
 
-    # Parse year (may be int, string, or range like "2003-2008")
     years = []
+
+    # Prefer explicit year_range
+    year_range = v.get('year_range') or v.get('rango_ano') or ''
+    if isinstance(year_range, str):
+        m = re.match(r'(\d{4})\s*[-–]\s*(\d{4})', year_range)
+        if m:
+            start, end = int(m.group(1)), int(m.group(2))
+            years = list(range(start, end + 1))
+
+    # Fallback to year (int or str)
+    if not years:
+        year_raw = v.get('year') or v.get('ano') or v.get('año') or v.get('years') or v.get('anos') or ''
         if isinstance(year_raw, int):
             years = [year_raw]
         elif isinstance(year_raw, str):
-        # Try range "2003-2008"
             m = re.match(r'(\d{4})\s*[-–]\s*(\d{4})', year_raw)
             if m:
                 start, end = int(m.group(1)), int(m.group(2))
                 years = list(range(start, end + 1))
             else:
-            # Try single year
                 m2 = re.match(r'(\d{4})', year_raw)
                 if m2:
                     years = [int(m2.group(1))]
@@ -200,16 +211,30 @@ def _validate_vehicles(vehicles):
     1. Exact engine_code match (most precise)
     2. Displacement-based match (e.g. all 1.8L engines for that make/model/year)
     3. Broad make/model/year match (all engines for that make/model/year)
+
+    If the master DB does not contain the vehicle (e.g. North-American models
+    missing from TecDoc), the vehicle is returned with mye_id=None so it can
+    be stored as a text-only QWEN record.
     """
     from tenant_db import get_master_conn
     try:
         master = get_master_conn()
         cur = master.cursor()
     except Exception:
-        return []
+        # Master DB unreachable — return all vehicles as unmatched text
+        return [
+            {'make': v.get('make') or v.get('marca') or '',
+             'model': v.get('model') or v.get('modelo') or '',
+             'year': v.get('year') or v.get('ano') or v.get('año') or 0,
+             'engine': v.get('engine') or v.get('motor') or '',
+             'engine_code': v.get('engine_code') or v.get('codigo_motor') or '',
+             'mye_id': None}
+            for v in vehicles
+        ]
 
     validated = []
     seen_mye = set()
+    seen_text = set()  # (make, model, year) for text-only dedup
 
     for v in vehicles:
         make, model, years, engine, engine_code = _normalize_vehicle(v)
@@ -285,6 +310,7 @@ def _validate_vehicles(vehicles):
                 matched_myes = [r[0] for r in cur.fetchall()]
 
             # Deduplicate and add to results
+            if matched_myes:
                 for mye_id in matched_myes:
                     if mye_id not in seen_mye:
                         seen_mye.add(mye_id)
@@ -296,6 +322,19 @@ def _validate_vehicles(vehicles):
                             'engine_code': engine_code,
                             'mye_id': mye_id,
                         })
+            else:
+                # No match in master DB — store as text-only QWEN record
+                text_key = (make.upper(), model.upper(), year)
+                if text_key not in seen_text:
+                    seen_text.add(text_key)
+                    validated.append({
+                        'make': make,
+                        'model': model,
+                        'year': year,
+                        'engine': engine,
+                        'engine_code': engine_code,
+                        'mye_id': None,
+                    })
 
     cur.close()
     master.close()

pos/static/js/inventory.js

@@ -843,7 +843,7 @@
                             list.forEach(function(c) {
                                 var sourceLabel = c.source === 'qwen_ai' ? '<span style="background:var(--color-primary);color:#000;padding:2px 6px;border-radius:4px;font-size:10px;font-weight:600;">IA</span>' : (c.source === 'auto_match' ? '<span style="background:var(--color-success);color:#fff;padding:2px 6px;border-radius:4px;font-size:10px;font-weight:600;">TecDoc</span>' : esc(c.source || ''));
                                 html2 += '<tr><td>' + esc(c.brand || '') + '</td><td>' + esc(c.model || '') + '</td><td>' + esc(c.year || '') + '</td><td>' + esc(c.engine || '') + '</td><td>' + sourceLabel + '</td>';
-                                html2 += '<td><button class="btn btn--ghost btn--sm" style="color:var(--color-error);" onclick="removeCompat(' + itemId + ',' + c.model_year_engine_id + ')">Quitar</button></td></tr>';
+                                html2 += '<td><button class="btn btn--ghost btn--sm" style="color:var(--color-error);" onclick="removeCompat(' + itemId + ',' + c.id + ')">Quitar</button></td></tr>';
                             });
                             html2 += '</tbody></table>';
                         } else {
@@ -907,9 +907,9 @@
           }).catch(function() { alert('Error en auto-match'); });
     }
 
-    function removeCompat(itemId, myeId) {
+    function removeCompat(itemId, compatId) {
         if (!confirm('Quitar compatibilidad con este vehiculo?')) return;
-        fetch('/pos/api/inventory/items/' + itemId + '/compatibility/' + myeId, {
+        fetch('/pos/api/inventory/items/' + itemId + '/vehicles/' + compatId, {
             method: 'DELETE',
             headers: { 'Authorization': 'Bearer ' + token }
         }).then(function(r) { return r.json(); })

pos/tasks.py

@@ -96,3 +96,47 @@ def generate_report_task(self, report_type, params, tenant_id):
         'status': 'completed',
         'url': f'/pos/static/reports/{report_type}_{tenant_id}.pdf',
     }
+
+
+@celery.task(bind=True, max_retries=2)
+def sync_vehicle_compatibility_task(self, tenant_id, item_id, part_number, name, brand, compat_source):
+    """Fetch AI/TecDoc vehicle compatibility in background after item creation."""
+    from tenant_db import get_tenant_conn, get_master_conn
+    from services.inventory_vehicle_compat import auto_match_vehicle_compatibility, save_qwen_fitment
+    from services.qwen_fitment import get_vehicle_fitment
+
+    tenant_conn = None
+    master_conn = None
+    try:
+        tenant_conn = get_tenant_conn(tenant_id)
+
+        if compat_source in ('tecdoc', 'both'):
+            try:
+                master_conn = get_master_conn()
+                auto_match_vehicle_compatibility(
+                    master_conn, tenant_conn, item_id, part_number,
+                    brand=brand, name=name
+                )
+                master_conn.close()
+                master_conn = None
+            except Exception as am_err:
+                print(f"[sync_vehicle_compat] TecDoc error for item {item_id}: {am_err}")
+
+        if compat_source in ('qwen', 'both'):
+            try:
+                fitment = get_vehicle_fitment(part_number, name, brand or '')
+                save_qwen_fitment(tenant_conn, item_id, fitment)
+            except Exception as qwen_err:
+                print(f"[sync_vehicle_compat] QWEN error for item {item_id}: {qwen_err}")
+
+        tenant_conn.commit()
+        return {'status': 'ok', 'item_id': item_id, 'tenant_id': tenant_id}
+    except Exception as exc:
+        if tenant_conn:
+            tenant_conn.rollback()
+        raise self.retry(exc=exc, countdown=10)
+    finally:
+        if tenant_conn:
+            tenant_conn.close()
+        if master_conn:
+            master_conn.close()