Initial commit: Complete macOS dotfiles system

🖖 Features:
- Master 'engage' script for one-command setup
- 120+ CLI tools via Homebrew
- 40+ Applications (casks + MAS apps)
- Complete macOS system configuration
- Security hardening and privacy settings
- Obsidian knowledge vault setup
- Comprehensive backup strategies
- Automated symlink management

Live long and prosper\! 🚀

🤖 Generated with Claude Code (https://claude.ai/code)

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

.gitignore

@@ -0,0 +1,60 @@
+# Dotfiles .gitignore
+
+# Never commit sensitive files
+*.key
+*.pem
+*.p12
+*.pfx
+id_rsa*
+id_dsa*
+id_ecdsa*
+id_ed25519*
+
+# Backup directories (contain sensitive data)
+backups/
+.dotfiles-backup/
+
+# OS generated files
+.DS_Store
+.DS_Store?
+._*
+.Spotlight-V100
+.Trashes
+ehthumbs.db
+Thumbs.db
+
+# Application specific
+.vscode/
+*.log
+
+# Temporary files
+*.tmp
+*.swp
+*.swo
+*~
+
+# Mackup backup location
+mackup-backup/
+
+# Local environment files
+.env
+.env.local
+
+# Obsidian vault files (these are synced via iCloud)
+*.obsidian/workspace
+*.obsidian/workspace.json
+*.obsidian/cache/
+
+# SSH and GPG (use encrypted backups instead)
+ssh/id_*
+ssh/known_hosts
+gnupg/
+
+# Application-specific secrets
+.aws/
+.gcloud/
+.docker/config.json
+
+# History files (use backup scripts instead)
+.zsh_history
+.bash_history