fix: buffer handling

README.md

@@ -43,15 +43,15 @@ token_limit: 3000
 ## Usage
 
 1. **`:ChatGPT`**  
-   - If `interactive_file_selection` is on, you’ll pick directories to include.  
-   - A buffer `ChatGPT_Prompt.md` opens to type your instructions.  
-   - Save & close with `:wq` → If `enable_chunking` is on and the prompt exceeds `token_limit`, it’s split into multiple chunks. Each chunk is opened in a buffer, and the first one is copied to your clipboard.
+   - If `interactive_file_selection` is on, you’ll pick directories to include in a buffer named `ChatGPT_File_Selection`.
+   - Save & close with `:wq`, `:x`, or `:bd` (you don’t have to use `:q`).  
+   - If `enable_chunking` is on and the prompt exceeds `token_limit`, it’s split into multiple buffers for you to copy/paste.
 
 2. **Paste Prompt to ChatGPT**  
    - If multiple chunks exist, copy/paste them one by one in ChatGPT.
 
 3. **`:ChatGPTPaste`**  
-   - The plugin reads the YAML from your clipboard. If it requests more files, the plugin might chunk that request too if large.  
+   - The plugin reads the YAML from your clipboard. If it requests more files, it might chunk that request, too.  
    - If final changes are provided:
      - Optionally preview them (`preview_changes`).  
      - Optionally partially accept them (`partial_acceptance`).  
@@ -62,5 +62,6 @@ token_limit: 3000
 - If partial acceptance is confusing, remember to remove or prepend `#` to lines you don’t want before saving and closing the buffer.
 - If chunking occurs, ensure you copy/paste **all chunks** into ChatGPT in the correct order.  
 - Check `ChatGPT_Debug_Log` if `improved_debug` is on, or the Neovim messages if `debug` is on, for detailed info.
+- You can close the selection or prompt buffers at any time with commands like `:bd`, `:x`, or `:wq`. No need to rely on `:q`.
 
-Enjoy your improved, more flexible ChatGPT Neovim plugin with chunking support!
+Enjoy your improved, more flexible ChatGPT Neovim plugin with chunking support!