bd init: initialize beads issue tracking

.gitignore

@@ -1,62 +1,5 @@
-# Dependencies
-node_modules/
-.pnpm-store/
-package-lock.json
-yarn.lock
 
-# Build outputs
-dist/
-build/
-*.tsbuildinfo
-
-# Environment
-.env
-.env.local
-.env.*.local
-
-# IDE
-.idea/
-.vscode/
-*.swp
-*.swo
-
-# OS
-.DS_Store
-Thumbs.db
-
-# Logs
-*.log
-logs/
-
-# Testing
-coverage/
-
-# Python
-__pycache__/
-*.py[cod]
-*$py.class
-*.so
-.venv/
-venv/
-ENV/
-env/
-.egg-info/
-*.egg-info/
-dist/
-
-# Docker volumes
-docker-volumes/
-
-# Fusion internals
-.fusion/
-
-# Misc
-.cache/
-.temp/
-tmp/
-.local-bin/
-
-# OpenCode / Sisyphus
-.opencode/
-.sisyphus/
-AGENTS.md
+# Beads / Dolt files (added by bd init)
+.dolt/
+*.db
+.beads-credential-key