docs: enhance chat interface documentation and add labeled image

Author: hannesrudolph

docs/basic-usage/the-chat-interface.md

@@ -6,11 +6,11 @@ The Roo Code chat interface is your primary way of interacting with it. It's loc
 
 The chat interface consists of the following main elements:
 
-1.  **Chat History:** This area displays the conversation history between you and Roo Code.  It shows your requests, Roo Code's responses, and any actions taken (like file edits or command executions).
+1. **Chat History:** This area displays the conversation history between you and Roo Code.  It shows your requests, Roo Code's responses, and any actions taken (like file edits or command executions).
 
-2.  **Input Field:** This is where you type your tasks and questions for Roo Code.  You can use plain English to communicate.
+2. **Input Field:** This is where you type your tasks and questions for Roo Code.  You can use plain English to communicate.
 
-3.  **Action Buttons:** These buttons appear below the input field and allow you to approve or reject Roo Code's proposed actions.  The available buttons change depending on the context.
+3. **Action Buttons:** These buttons appear below the input field and allow you to approve or reject Roo Code's proposed actions.  The available buttons change depending on the context.
 
 4. **Send Button:** This looks like a small plane and it's located to the far right of the input field. This sends messages to Roo after you've typed them.
 
@@ -20,14 +20,18 @@ The chat interface consists of the following main elements:
 
 7. **Mode Selector:** The mode selector is a dropdown located to the left of the chat input field. It is used for selecting which mode Roo should use for your tasks.
 
+<img src="/img/the-chat-interface/the-chat-interface-1.png" alt="Chat interface components labeled with numbered callouts" width="900" />
+
+*Numbered interface elements showing the key components of the Roo Code chat interface.*
+
 ## Interacting with Messages
 
-*   **Clickable Links:** File paths, URLs, and other mentions in the chat history are clickable.  Clicking a file path will open the file in the editor.  Clicking a URL will open it in your default browser.
-*   **Copying Text:** You can copy text from the chat history by selecting it and using the standard copy command (Ctrl/Cmd + C).  Some elements, like code blocks, have a dedicated "Copy" button.
+* **Clickable Links:** File paths, URLs, and other mentions in the chat history are clickable.  Clicking a file path will open the file in the editor.  Clicking a URL will open it in your default browser.
+* **Copying Text:** You can copy text from the chat history by selecting it and using the standard copy command (Ctrl/Cmd + C).  Some elements, like code blocks, have a dedicated "Copy" button.
 * **Expanding and Collapsing**: Click on a message to expand or collapse it.
 
 ## Status Indicators
 
-*   **Loading Spinner:**  When Roo Code is processing a request, you'll see a loading spinner.
-*   **Error Messages:**  If an error occurs, a red error message will be displayed.
-*   **Success Messages:** Green messages indicate successful completion of actions.
+* **Loading Spinner:**  When Roo Code is processing a request, you'll see a loading spinner.
+* **Error Messages:**  If an error occurs, a red error message will be displayed.
+* **Success Messages:** Green messages indicate successful completion of actions.