[Ellipsis] Add ellipsis.yaml and Dockerfile

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This pull request was generated by @nsbradford via the Ellipsis web app at https://app.ellipsis.dev

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Name	Status	Preview	Comments	Updated (UTC)
semantic-search-mini	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Apr 26, 2024 8:48pm

[sweep-ai[bot]]

Apply Sweep Rules to your PR?

• [ ] Apply: All docstrings and comments should be up to date.
• [ ] Apply: Always use consistent indentation and spacing.
• [ ] Apply: Use meaningful variable and function names.
• [ ] Apply: Avoid commented-out code and unused variables.
• [ ] Apply: Follow a consistent naming convention for files and directories.
• [ ] Apply: Remove unnecessary imports and dependencies.

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