Adding some claude tools for claude / cursor

[NickGeneva]

Earth2Studio Pull Request

Description

Checklist

• I am familiar with the Contributing Guidelines.
• New or existing tests cover these changes.
• The documentation is up to date with these changes.
• The CHANGELOG.md is up to date with these changes.
• An issue is linked to this pull request.
• Assess and address Greptile feedback (AI code review bot for guidance; use discretion, addressing all feedback is not required).

Dependencies

[greptile-apps]

Greptile Summary

This PR adds AI-assistant tooling for Claude Code and Cursor: seven slash-command definitions under .claude/commands/, a new CLAUDE.md project guide, a new Cursor rule e2s-013-assimilation-models.mdc covering data assimilation (DA) model conventions, and .gitignore entries to prevent Claude agent state from being committed. All referenced cursor rule files (e2s-000 through e2s-013) exist in the repository, and the command scripts correctly map to the existing make targets.

• All .claude/commands/ files accurately reflect the project's make targets and tox environments.
• CLAUDE.md is a clean, accurate index of the cursor rules and key project conventions.
• .gitignore correctly excludes .claude/agent-memory and .claude/agents.
• e2s-013-assimilation-models.mdc is a comprehensive DA model guide, but the init_coords code example contains unreachable code (a second return statement after return None) and the stateful branch uses a bare OrderedDict instead of the CoordSystem(OrderedDict(...)) wrapper used everywhere else in the file — both of which could mislead an AI agent or developer who follows the example literally.

Confidence Score: 5/5

• Safe to merge; all changes are documentation and tooling configuration with no impact on production code.
• No production Python code is modified. The only non-trivial change is the new Cursor rule, which has a minor documentation inconsistency in an example code block but does not affect runtime behaviour.
• .cursor/rules/e2s-013-assimilation-models.mdc — unreachable code and missing CoordSystem wrapper in the init_coords example.

Important Files Changed

Filename	Overview
CLAUDE.md	New Claude Code guide referencing all cursor rules (e2s-000 to e2s-013); all referenced rule files exist in the repo; content is accurate and well-structured.
.cursor/rules/e2s-013-assimilation-models.mdc	New Cursor rule for DA model implementation; comprehensive and accurate, but the init_coords code example contains unreachable code and a missing CoordSystem wrapper in the stateful branch.
.gitignore	Adds .claude/agent-memory and .claude/agents to gitignore to prevent Claude agent state from being committed; appropriate change.
.claude/commands/test.md	Detailed slash command for running tox test environments; tox env table and usage instructions look correct and well-documented.

_{Last reviewed commit: "Merge branch 'main' ..."}

[NickGeneva]

/blossom-ci

[NickGeneva]

/blossom-ci