add: support for discord bot (#412)

docs/examples/discord_bot.mdx

@@ -0,0 +1,48 @@
+---
+title: '🤖 Discord Bot'
+---
+
+### 🔑 Keys Setup
+
+- Set your `OPENAI_API_KEY` in your variables.env file.
+- Go to [https://discord.com/developers/applications/](https://discord.com/developers/applications/) and click on `New Application`.
+- Enter the name for your bot, accept the terms and click on `Create`. On the resulting page, enter the details of your bot as you like.
+- On the left sidebar, click on `Bot`. Under the heading `Privileged Gateway Intents`, toggle all 3 options to ON position. Save your changes.
+- Now click on `Reset Token` and copy the token value. Set it as `DISCORD_BOT_TOKEN` in variables.env file.
+- On the left sidebar, click on `OAuth2` and go to `General`.
+- Set `Authorization Method` to `In-app Authorization`. Under `Scopes` select `bot`.
+- Under `Bot Permissions` allow the following and then click on `Save Changes`.
+```text
+Read Messages/View Channel
+Send Messages
+Read Message History
+Mention everyone
+```
+- Now under `OAuth2` and go to `URL Generator`. Under `Scopes` select `bot`.
+- Under `Bot Permissions` set the same permissions as above.
+- Now scroll down and copy the `Generated URL`. Paste it in a browser window and select the Server where you want to add the bot.
+- Click on `Continue` and authorize the bot.
+- 🎉 The bot has been successfully added to your server.
+
+### 🐳 Docker Setup
+
+- To setup your discord bot using docker, run the following command inside this folder using your terminal.
+```bash
+docker-compose up --build
+```
+📝 Note: The build command might take a while to install all the packages depending on your system resources.
+
+### 🚀 Usage Instructions
+
+- Go to the server where you have added your bot.
+- You can add data sources to the bot using the command:
+```text
+/ec add <data_type> <url_or_text>
+```
+- You can ask your queries from the bot using the command:
+```text
+/ec query <question>
+```
+📝 Note: To use the bot privately, you can message the bot directly by right clicking the bot and selecting `Message`.
+
+🎉 Happy Chatting! 🎉