Persist chat history locally

README.md

@@ -1,6 +1,6 @@
 # llm_web
 
-Local LLM chat web page powered by Ollama.
+Local LLM chat web page powered by Ollama and `qwen2.5:7b`.
 
 ## Run
 
@@ -15,3 +15,11 @@ Open:
 ```text
 http://127.0.0.1:8787
 ```
+
+LAN access uses the notebook IP:
+
+```text
+http://<notebook-ip>:8787
+```
+
+Chat history is stored locally in `data/chats.json`. The `data/*.json` files are ignored by Git.