Add Makefile for managing Claude Code config symlinks

- Move commands, scripts, settings to repo root
- Add Makefile with install/uninstall/status targets
- Symlinks ~/.claude/* to this repo for version control
- Update documentation with setup instructions

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

commands/work-issue.md

@@ -0,0 +1,14 @@
+---
+description: Work on a Forgejo issue. Fetches issue details and sets up branch for implementation.
+argument-hint: <issue-number>
+---
+
+# Work on Issue #$1
+
+1. **View the issue**: `fj issue view $1`
+2. **Create a branch**: `git checkout -b issue-$1-<short-kebab-title>`
+3. **Plan**: Use TodoWrite to break down the work based on acceptance criteria
+4. **Implement** the changes
+5. **Commit** with message referencing the issue
+6. **Push**: `git push -u origin <branch>`
+7. **Create PR**: `fj pr create "[Issue #$1] <title>" --body "Closes #$1"`