GoogleAI Gemini Chat Plugin

This plugin is under development and probably shouldn't be used by anyone...

Get an API key from https://aistudio.google.com/app/apikey
```
@config plugins.gemini.api_key YOUR_KEY_HERE
```

system prompt:
```
@config plugins.gemini.prompt "You are $botnick the IRC bot. Be brief, helpful"
```
^^ Configurable per channel, etc. get creative

```
@config list plugins.gemini
```
^^ Please take a look at the various options and configure stuff before you do anything.

```
@chat <text>
```
^^ Command to send text to the Gemini API

```
@messageparser add "(?i)(.*BOT_NICK_HERE.*)" "chat $1"
```
^^ replace BOT_NICK_HERE with your bot nick and add automatic replies to nick mentions