diff --git a/backend/app/routers/collections.py b/backend/app/routers/collections.py
index 983ba1c..04f0481 100644
--- a/backend/app/routers/collections.py
+++ b/backend/app/routers/collections.py
@@ -101,6 +101,7 @@ def get_next_code(
 def get_collections(
     category: Optional[str] = None,
     status: Optional[str] = None,
+    user_id: Optional[str] = None,
     search: Optional[str] = None,
     page: int = Query(1, ge=1),
     limit: int = Query(20, ge=1, le=100),
@@ -121,6 +122,8 @@ def get_collections(
     
     if category:
         query = query.filter(Collection.f01_03_category == category)
+    if user_id:
+        query = query.filter(Collection.f99_91_user_id == user_id)
     if status:
         query = query.filter(Collection.f01_04_status == status)
     if search:
@@ -322,10 +325,20 @@ def get_collections_by_user(
     for c in collections:
         result.append({
             "f99_90_id": c.f99_90_id,
+            "name": c.f01_01_name,
+            "code": c.f01_02_code,
+            "prefixSerial": c.f02_10_prefix_serial,
+            "version": c.f02_11_version,
+            "category": c.f01_03_category,
+            "status": c.f01_04_status,
+            "packaging": c.f02_12_packaging,
+            "isGraded": c.f03_20_is_graded,
+            "costPrice": c.f05_40_cost_price,
             "f01_01_name": c.f01_01_name,
             "f02_10_prefix_serial": c.f02_10_prefix_serial,
             "f02_11_version": c.f02_11_version,
             "f01_04_status": c.f01_04_status,
+            "userId": c.f99_91_user_id,
             "f05_40_cost_price": c.f05_40_cost_price,
             "f99_92_created_at": c.f99_92_created_at.isoformat() if c.f99_92_created_at else None
         })
diff --git a/config/VERSION b/config/VERSION
index 52cda95..79127d8 100644
--- a/config/VERSION
+++ b/config/VERSION
@@ -1 +1 @@
-v1.1.22
+v1.2.0