Docs: Added share memory (#12647)

### Type of change

- [x] Documentation Update

docs/guides/memory/_category_.json

@@ -0,0 +1,11 @@
+{
+  "label": "Memory",
+  "position": 10,
+  "link": {
+    "type": "generated-index",
+    "description": "Guides on using Memory."
+  },
+  "customProps": {
+    "categoryIcon": "LucideBox"
+  }
+}

docs/guides/memory/use_memory.md

@@ -38,7 +38,7 @@ When the Memory reaches its storage limit and the automatic forgetting policy is
 
 ## Enhance Agent context 
 
-Under **Retrieval** and **Message** component settings, a new Memory invocation capability is available. In the Message component, users can configure the Agent to write selected data into a designated Memory, while the Retrieval component can be set to read from that same Memory to answer future queries.  This enables a simple Q&A bot Agent to accumulate context over time and respond with richer, memory-aware answers.
+Under [Retrieval](../agent/agent_component_reference/retrieval.mdx) and [Message](../agent/agent_component_reference/message.mdx) component settings, a new Memory invocation capability is available. In the Message component, users can configure the Agent to write selected data into a designated Memory, while the Retrieval component can be set to read from that same Memory to answer future queries.  This enables a simple Q&A bot Agent to accumulate context over time and respond with richer, memory-aware answers.
 
 ### Retrieve from memory
 
@@ -54,5 +54,12 @@ At the same time you have finished **Retrieval** component settings, select the
 ![](https://raw.githubusercontent.com/infiniflow/ragflow-docs/main/images/save_to_memory.png)
 
 
+## Frequently asked questions
+
+### Can I share my memory?
+
+Yes, you can. Your memory can be shared between Agents. If you wish to share your memory with your team members, please ensure you have configured its team permissions. See [Share memory](../team/share_memory.md) for details.
+
+