CLAUDE.md

This file provides guidance to Claude Code (claude.ai/code) when working with code in this repository.

Build/Test Commands

Setup: mix setup, mix deps.get, mix ecto.setup
Run server: mix phx.server
Tests: mix test, mix test path/to/test_file.exs, mix test path/to/test_file.exs:line_number
Format/Lint: mix format, mix credo
Assets: mix assets.setup, mix assets.build, mix assets.deploy

Formatting: Max line length 120, use mix format
Naming: snake_case for variables/functions, descriptive module namespacing (Core.Accounts.User)
Organization: Boundary-driven modules (core/, schema/, web/)
Error handling: Return {:ok, result} or {:error, changeset} tuples, pattern matching
Testing: Descriptive test names, fixtures, shared setup, tagged tests
Imports: Organize at top, import frequently used functions, follow boundary pattern
Documentation: @doc for public functions, @moduledoc false for internal modules
Use @impl for callback implementations
Styling: Prefer CSS/tailwind based styling using things like group, first:, focus:, hover:, etc. to any sort of dynamic classes using Elixir or JavaScript
All data should be microformat2 compatible
Use lists of classes instead of string interpolation