Add /gemini command

README.md

@@ -12,11 +12,14 @@ If DPP is installed in a different location you can specify the root directory t
 cmake .. -DDPP_ROOT_DIR=<your-path>
 ```
 ## Running the bot
-Create a config.json in the directory above the build directory:
+Create a config.json in the directory above the `build` directory :
 ```json
-{ "token": "your bot token here" }
+{ 
+  "token": "your bot token here",
+  "gemini": "your gemini api key here"
+}
 ```
-Start the bot:
+Start the bot :
 ```bash
 cd build
 ./airi