# Matrix Wiki Link Bot

A simple Matrix bot that listens for commands starting with `.wiki` and responds with links from a configured JSON store.

## Configuration

The bot is configured via environment variables.

| Variable | Description | Default |
|----------|-------------|---------|
| `MATRIX_HOMESERVER` | The URL of your Matrix homeserver (e.g., `https://matrix.org`). | |
| `MATRIX_USERNAME` | The bot's Matrix username. | |
| `MATRIX_PASSWORD` | The bot's Matrix password. | |
| `IGNORE_BRIDGE_USERS`| If set to `true`, the bot will ignore messages from senders whose MXID starts with `@discord_`. | `false` |

## Usage

### Docker

1.  Copy `docker-compose.example.yml` to `docker-compose.yml` and `links.json` to a local file.
2.  Update the environment variables in `docker-compose.yml`.
3.  Populate `links.json` with your key-value pairs.
4.  Run the bot:

    ```bash
    docker-compose up -d
    ```

### Local Development

1.  Copy `.env.example` to `.env`.
2.  Update `.env` with your credentials.
3.  Run the bot:

    ```bash
    cargo run
    ```

## Commands

- `.wiki list`: Lists all available wiki keys.
- `.wiki <term>`: Fetches the link associated with `<term>` from the `links.json` file.