No allow import from derivation

[UnstoppableMango]

• Initial vibe
• Re-enable go cache

Summary by CodeRabbit

• Chores
  • Updated build configuration to improve reliability and reproducibility of automated checks.
  • Improved consistency of development and CI environment configuration.
  • Updated code-formatting exclusions to prevent generated or tool-specific files from being modified automatically.

[Copilot]

Pull request overview

Disables Nix import-from-derivation (IFD) for this flake/CI and switches the gomod2nix input to a forked source, aligning with the goal of re-enabling Go caching while avoiding IFD.

Changes:

• Set nixConfig.allow-import-from-derivation = false in flake.nix.
• Switch gomod2nix flake input from nix-community to UnstoppableMango (and update flake.lock accordingly).
• Add allow-import-from-derivation = false to the CI build job’s Nix configuration.

Reviewed changes

Copilot reviewed 2 out of 3 changed files in this pull request and generated 2 comments.

File	Description
flake.nix	Disables IFD via nixConfig and repoints gomod2nix to a fork.
flake.lock	Locks the new gomod2nix fork revision/hash.
.github/workflows/ci.yml	Disables IFD in the CI build job’s Nix config.

[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: defaults

Review profile: CHILL

Plan: Advanced

Run ID: 0ccbdb9e-b66d-4d2f-9e6a-e6b6d8bff359

📥 Commits

Reviewing files that changed from the base of the PR and between a1703db and dba087c.

📒 Files selected for processing (1)

• flake.nix

Included review availability: Your plan provides up to 1 included review per hour; 0 remain after this review.

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📝 Walkthrough

Walkthrough

The changes disable import-from-derivation in the flake and CI build configuration. The flake switches the gomod2nix input to the UnstoppableMango/gomod2nix repository and excludes .claude/skills/** from treefmt formatting.

Changes

Nix build configuration

Layer / File(s)	Summary
Nix evaluation policy .github/workflows/ci.yml, flake.nix	The flake and CI build job set allow-import-from-derivation = false.
gomod2nix source flake.nix	The gomod2nix input now uses the UnstoppableMango/gomod2nix repository on the main branch.
treefmt exclusion flake.nix	The treefmt configuration excludes .claude/skills/** from formatting.

Estimated code review effort: 1 (Trivial) | ~5 minutes

Merge Risk: ⚪ Minimal · up to dba08

This updates Nix evaluation policy, changes the gomod2nix source, and excludes Claude skills from formatting. No concrete merge-blocking risk remains in the supplied change context.

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title identifies the main change: disabling import-from-derivation in CI and the flake configuration. The wording is grammatically awkward but remains clear and specific.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check. Docstring coverage is scoped to functions touched by this diff. Analyzed 0 functions across 0…
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.

✨ Finishing Touches 💡 1

🛠️ Fix failing CI checks 💡

• Create stacked PR
• Commit on current branch

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch ifd

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