Merge branch 'dev' into dev

Author: CaralHsi

README.md

@@ -251,6 +251,9 @@ MemOS is licensed under the [Apache 2.0 License](./LICENSE).
 
 Stay up to date with the latest MemOS announcements, releases, and community highlights.
 
+- **2025-07-29** – 🎉 MemOS v0.2.2 (Nebula Update): Internet search+Nebula DB integration, refactored memory scheduler, KV Cache stress tests, MemCube Cookbook release (CN/EN), and 4b/1.7b/0.6b memory ops models.
+- **2025-07-21** – 🎉 MemOS v0.2.1 (Neo Release): Lightweight Neo version with plaintext+KV Cache functionality, Docker/multi-tenant support, MCP expansion, and new Cookbook/Mud game examples.
+- **2025-07-11** – 🎉 *MemOS v0.2.0 (Cross-Platform)*: Added doc search/bilingual UI, MemReader-4B (local deploy), full Win/Mac/Linux support, and playground end-to-end connection.
 - **2025-07-07** – 🎉 *MemOS 1.0 (Stellar) Preview Release*: A SOTA Memory OS for LLMs is now open-sourced.
 - **2025-07-04** – 🎉 *MemOS Paper Released*: [MemOS: A Memory OS for AI System](https://arxiv.org/abs/2507.03724) was published on arXiv.
 - **2025-05-28** – 🎉 *Short Paper Uploaded*: [MemOS: An Operating System for Memory-Augmented Generation (MAG) in Large Language Models](https://arxiv.org/abs/2505.22101) was published on arXiv.

docs/openapi.json

@@ -884,7 +884,7 @@
             "type": "string",
             "title": "Session Id",
             "description": "Session ID for the MOS. This is used to distinguish between different dialogue",
-            "default": "a47d75a0-5ee8-473f-86c4-3f09073fd59f"
+            "default": "842877f4-c3f7-4c22-ad38-5950026870fe"
           },
           "chat_model": {
             "$ref": "#/components/schemas/LLMConfigFactory",
@@ -905,6 +905,10 @@
             ],
             "description": "Memory scheduler configuration for managing memory operations"
           },
+          "user_manager": {
+            "$ref": "#/components/schemas/UserManagerConfigFactory",
+            "description": "User manager configuration for database operations"
+          },
           "max_turns_window": {
             "type": "integer",
             "title": "Max Turns Window",
@@ -1370,6 +1374,25 @@
         "title": "UserListResponse",
         "description": "Response model for user list operations."
       },
+      "UserManagerConfigFactory": {
+        "properties": {
+          "backend": {
+            "type": "string",
+            "title": "Backend",
+            "description": "Backend for user manager",
+            "default": "sqlite"
+          },
+          "config": {
+            "additionalProperties": true,
+            "type": "object",
+            "title": "Config",
+            "description": "Configuration for the user manager backend"
+          }
+        },
+        "type": "object",
+        "title": "UserManagerConfigFactory",
+        "description": "Factory for user manager configurations."
+      },
       "UserResponse": {
         "properties": {
           "code": {