Issue:
Nix Support

Nix support for orca:
- Dev shell to include all the required tools, setup
- Build with nix flakes
- CI/CD with nix flakes

Resolution:
<think>
PR Context:
- Title: feat(nix): add support for running external services through services-flake
- Merged: 2024-11-05T14:07:43Z
- Files changed: 4 files
- Commits: 7 commits

Implementation approach:
## Type of Change
<!-- Put an `x` in the boxes that apply -->

- [ ] Bugfix
- [ ] New feature
- [x] Enhancement
- [ ] Refactoring
- [ ] Dependency updates
- [ ] Documentation
- [ ] CI/CD

## Description
Described in #57 

### Additional Changes

- [ ] This PR modifies the API contract
- [ ] This PR modifies the database schema
- [ ] This PR modifies application configuration/environment variables

<!--
Provide links to the files with corresponding changes.

Following are t
</think>

To implement this, you'll need to modify:


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