📝 Add .env example to README.md

README.md

@@ -20,3 +20,16 @@ $ npm run start:dev
 # production mode
 $ npm run start:prod
 ```
+
+## Secrets management
+
+The application expects a .env file in the root directory of the project 
+with the following variables set.
+
+```dotenv
+# The discord token obtained from your dev dashboard, requires
+# privileged intents.
+DISCORD_TOKEN=your_discord_app_token_goes_here
+# Optional, default port is 3000
+PORT=3000
+```