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## Description
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Please provide a clear, human-generated description of the changes in
this PR.
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process and reasoning.
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Added support for AWS Bedrock, and the models that are available there.
This was a contributor PR that was never finished, so now I polished it
up and made it work.
## Type of Change
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- [ ] Bug fix (non-breaking change that fixes an issue)
- [x] New feature (non-breaking change that adds functionality)
- [ ] Breaking change (fix or feature that would cause existing
functionality to change)
- [ ] Documentation update
- [ ] Code refactoring
- [ ] Performance improvement
- [ ] Other (please specify):
## Screenshots/Videos (if applicable)
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## Pre-submission Checklist
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- [x] **I have tested my changes thoroughly before submitting this PR**
- [x] **This PR contains minimal changes necessary to address the
issue/feature**
- [x] My code follows the project's coding standards and style
guidelines
- [x] I have added tests that prove my fix is effective or that my
feature works
- [x] I have added necessary documentation (if applicable)
- [ ] All new and existing tests pass
- [ ] I have searched existing PRs to ensure this change hasn't been
submitted already
- [ ] I have linked any relevant issues in the description
- [ ] My commits have clear and descriptive messages
## DCO Affirmation
I affirm that all code in every commit of this pull request conforms to
the terms of the Topoteretes Developer Certificate of Origin.
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## Summary by CodeRabbit
* **New Features**
* Added AWS Bedrock as a new LLM provider with support for multiple
authentication methods.
* Integrated three new AI models: Claude 4.5 Sonnet, Claude 4.5 Haiku,
and Amazon Nova Lite.
<sub>✏️ Tip: You can customize this high-level summary in your review
settings.</sub>
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