[Feature Request]: Agents should be assigned to Village not MiniGrid

### Preflight Checklist

- [X] I have read the [Contributing Guidelines](https://github.com/EnAccess/micropowermanager/blob/main/CONTRIBUTING.md) for this project, if it exists.
- [X] I agree to follow the [Code of Conduct](https://github.com/EnAccess/micropowermanager/blob/main/CODE_OF_CONDUCT.md) that this project adheres to.
- [X] I have searched the [issue tracker](https://github.com/EnAccess/micropowermanager/issues) for a feature request that matches the one I want to file, without success.

### Problem Description

Currently, Agents are tightly coupled with MiniGrids. This doesn't really fit the SHS use-case well.

### Proposed Solution

Instead, Agents should be linked to Village.

### Alternatives Considered

none

### Additional Information

_No response_