harsh: add new module

[MelihDarcanxyz]

harsh: CLI habit tracking for geeks

add harsh module

A minimalist, command-line tool for tracking, understanding, and forging habits. Simple text files, informative graphs, zero friction. Habit tracking for geeks.

Checklist

• Change is backwards compatible.

• Code formatted with nix fmt or
  nix-shell -p treefmt nixfmt deadnix keep-sorted nixf-diagnose --run treefmt.

• Code tested through nix run .#tests -- test-all or
  nix-shell --pure tests -A run.all.

• Test cases updated/added. See example.

• Commit messages are formatted like

  {component}: {description}
  
  {long description}
  

  See CONTRIBUTING for more information and recent commit messages for examples.

• If this PR adds a new module

  • Added myself as module maintainer. See example.
  • Generate a news entry. See News
  • Basic tests added. See Tests

• If this PR adds an exciting new feature or contains a breaking change.

  • Generate a news entry. See News

[MelihDarcanxyz]

nix-shell -p nixpkgs-fmt --run "nixpkgs-fmt modules/programs/harsh.nix"
0 / 1 have been reformatted

nix-shell -p nixpkgs-fmt --run "nixpkgs-fmt tests/modules/programs/harsh/harsh.nix"
0 / 1 have been reformatted

I did the formatting with this, getting build errors about formatting. Any ideas?

[khaneliman]

nix-shell -p nixpkgs-fmt --run "nixpkgs-fmt modules/programs/harsh.nix"
0 / 1 have been reformatted

nix-shell -p nixpkgs-fmt --run "nixpkgs-fmt tests/modules/programs/harsh/harsh.nix"
0 / 1 have been reformatted

I did the formatting with this, getting build errors about formatting. Any ideas?

If you're on a channel config that's very out of date it might be grabbing an old revision of nixpkgs-fmt. It's been updated heavily since it became stable, even.