Add EZ-Homelab Enhanced Setup System

- Complete modular bash-based setup system replacing Python TUI
- Phase 1-4 implementation: Core Infrastructure, Configuration Management, Deployment Engine, Service Orchestration & Management
- 9 production-ready scripts: preflight.sh, setup.sh, pre-deployment-wizard.sh, localize.sh, generalize.sh, validate.sh, deploy.sh, service.sh, monitor.sh, backup.sh, update.sh
- Shared libraries: common.sh (utilities), ui.sh (text interface)
- Template-based configuration system with environment variable substitution
- Comprehensive documentation: PRD, standards, and quick reference guides
- Automated backup, monitoring, and update management capabilities
- Cross-platform compatibility with robust error handling and logging

docker-compose/core/authelia/users_database.yml.template

@@ -0,0 +1,12 @@
+###############################################################
+#                         Users Database                      #
+###############################################################
+
+users:
+  kelin:
+    displayname: "Admin User"
+    password: "$argon2id$v=19$m=65536,t=3,p=4$a+3pIrywP/li9wy9J6UkMA$+3THyJiAnS/gNYnLaYtlsRCaYfgnnxsUyGZ4D3xGnUg"
+    email: ${DEFAULT_EMAIL}
+    groups:
+      - admins
+      - users