Update API documentation and schemas: clarify lock/unlock behavior for device fields and enhance error handling in device alias update

docs/API_DEVICE.md

@@ -217,7 +217,7 @@ Allowed `columnName` values: `devName`, `devOwner`, `devType`, `devVendor`, `dev
 | Field | Type | Required | Description |
 |---|---|---|---|
 | `fieldName` | string | ✅ | Field to lock/unlock (e.g. `devName`, `devVendor`) |
-| `lock` | boolean | ❌ | `true` to lock (default), `false` to unlock |
+| `lock` | boolean | ❌ | `true` to lock, `false` to unlock (default when omitted) |
 
 **Response** (success):
 

server/api_server/api_server_start.py

@@ -585,6 +585,10 @@ def api_device_set_alias(mac, payload=None):
 
     device_handler = DeviceInstance()
     result = device_handler.updateDeviceColumn(mac, 'devName', alias)
+
+    if not result.get("success") and result.get("error") == "Device not found":
+        return jsonify(result), 404
+
     return jsonify(result)
 
 

server/api_server/openapi/schemas.py

@@ -417,7 +417,7 @@ class UpdateDeviceColumnRequest(BaseModel):
 class LockDeviceFieldRequest(BaseModel):
     """Request to lock/unlock a device field."""
     fieldName: str = Field(..., description="Field name to lock/unlock (e.g., devName, devVendor). Required.")
-    lock: bool = Field(True, description="True to lock the field, False to unlock")
+    lock: bool = Field(False, description="True to lock the field, False (default) to unlock")
 
 
 class UnlockDeviceFieldsRequest(BaseModel):
@@ -430,7 +430,7 @@ class UnlockDeviceFieldsRequest(BaseModel):
         None,
         description="List of field names to unlock. If omitted, all tracked fields will be unlocked"
     )
-    clear_all: bool = Field(
+    clearAll: bool = Field(
         False,
         description="True to clear all sources, False to clear only LOCKED/USER"
     )