Feature/p2e

[belerico]

Summary

Describe the purpose of the pull request, including:

This introduce the Plan2Explore agent, as specified by https://arxiv.org/abs/2005.05960

Type of Change

Please select the one relevant option below:

• New feature (non-breaking change that adds functionality)

Checklist

Please confirm that the following tasks have been completed:

• I have tested my changes locally and they work as expected. (Please describe the tests you performed.)
• I have added unit tests for my changes, or updated existing tests if necessary.
• I have updated the documentation, if applicable.
• I have installed pre-commit and run locally for my code changes.

Screenshots or Visuals (Optional)

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Additional Information (Optional)

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• Any potential risks or challenges associated with the changes.
• Any instructions for testing or running the code.
• Any other relevant information.

Thank you for your contribution! Once you have filled out this template, please ensure that you have assigned the appropriate reviewers and that all tests have passed.