docs: update README with information about the participant VSCODE-587

README.md

@@ -77,6 +77,25 @@ Connect to Atlas Stream Processing instances and develop stream processors using
 
 ![Atlas Stream Processing Playground](resources/screenshots/atlas-stream-processing.png)
 
+### MongoDB Copilot Participant
+
+Use a natural language to interact with your clusters and generate MongoDB-related code through GitHub Copilot Chat in VS Code.
+
+_Note: To use the MongoDB Participant, you must have the [GitHub Copilot](https://marketplace.visualstudio.com/items?itemName=GitHub.copilot) extension. By using Copilot Chat you agree to [GitHub Copilot chat preview terms](https://docs.github.com/en/copilot/responsible-use-of-github-copilot-features/responsible-use-of-github-copilot-chat-in-your-ide). Find more details about the MongoDB GenAI Features in the [FAQ](https://www.mongodb.com/docs/generative-ai-faq/)._
+
+#### How to use the MongoDB Participant
+
+1. Enter `@MongoDB` in the chat input field to start a conversation with the MongoDB Participant.
+
+![MongoDB Participant](resources/screenshots/mongodb-participant.png)
+
+2. Start typing `/` in the chat window to get the list of available chat participant commands.
+
+![MongoDB Participant Commands](resources/screenshots/mongodb-participant-commands.png)
+
+- `/docs` is a participant command, which finds answers to coding-related questions in the [MongoDB documentation](https://www.mongodb.com/docs/).
+- `/query` is a participant command, which generates queries from a natural language against a connected MongoDB cluster. It generates both queries and aggregation depending on the complexity of the request. It utilizes schema to reduce model hallucinations. It providing code actions to either open the query in a playground or directly run the query from the Copilot chat interface.
+- `/schema` is a participant command, which analyzes and returns information about a collection's schema.
 
 ## Extension Settings
 
@@ -99,6 +118,8 @@ Connect to Atlas Stream Processing instances and develop stream processors using
 | `mdb.useDefaultTemplateForPlayground` | Choose whether to use the default template for playground files or to start with an empty playground editor. | `true` |
 | `mdb.uniqueObjectIdPerCursor` | The default behavior is to generate a single ObjectId and insert it on all cursors. Set to true to generate a unique ObjectId per cursor instead. | `false` |
 | `mdb.sendTelemetry` | Opt-in and opt-out for diagnostic and telemetry collection.  | `true`  |
+| `mdb.confirmRunCopilotCode` | Show a confirmation message before running code generated by the MongoDB participant.  | `true`  |
+| `mdb.useSampleDocsInCopilot` | Enable sending sample field values with the VSCode copilot chat @MongoDB participant /query command.  | `false`  |
 
 ## Additional Settings