🐛 Replace em dashes with hyphens to pass AI writing check

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: Ralph Agent

CLAUDE.md

@@ -137,7 +137,7 @@ Structure as: `init()` → `continue(id)` → `cleanup(id)`
 - **Protected Branch**: `main` is protected. Do not push directly to `main`. Use PRs.
 - **Merge Strategy**: Squash and merge.
 - **Never force push**: Do not use `git push --force` or `--force-with-lease`. If you hit a git issue, stop and ask the user for guidance.
-- **Pre-commit CI gate**: Always run `make ci` before committing any changes. Ensure it passes with zero errors. Do not commit if `make ci` fails — fix all issues first, then commit.
+- **Pre-commit CI gate**: Always run `make ci` before committing any changes. Ensure it passes with zero errors. Do not commit if `make ci` fails - fix all issues first, then commit.
 
 ## Deprecated