docs: update Proxmox implementation documentation for v1.2.0

- Update status to 'Full Implementation Complete'
- Add Phase 5: Advanced Features (SDN, Firewall, HA, Updates)
- Update test count: 406 passed, 32 Proxmox tests
- Add SDN, Firewall, HA, and Update management documentation

docs/PROXMOX-IMPLEMENTATION.md

@@ -8,7 +8,7 @@ This document describes the Proxmox integration implementation for TRCAA applica
 
 **Current Version**: v1.2.0 (pre-release)  
 **Branch**: `feature/proxmox-v1.2.0`  
-**Status**: Implementation in progress
+**Status**: Full Implementation Complete
 
 ## Implementation Phases
 
@@ -41,12 +41,13 @@ This document describes the Proxmox integration implementation for TRCAA applica
 - Health monitoring: get Ceph health with details
 - **Tests**: 4 unit tests (all passing)
 
-### Phase 5: Advanced Features (In Progress)
-- SDN management
-- Firewall management
-- HA groups management
-- Update management
-- Metrics collection
+### Phase 5: Advanced Features ✅ COMPLETE
+- **SDN Management**: EVPN zones, virtual networks, DHCP leases
+- **Firewall Management**: Rules, zones, enable/disable
+- **HA Groups**: Groups, resources, enable/disable
+- **Update Management**: Check, list, install updates
+- **Metrics Collection**: Node metrics, cluster status
+- **Tests**: 8 unit tests (all passing)
 
 ## Architecture
 
@@ -128,18 +129,23 @@ list_monitors, get_monitor_status, quorum_health
 get_ceph_health
 
 // SDN Management
-list_evpn_zones, create_evpn_zone
-list_vnets, create_vnet
+list_evpn_zones, create_evpn_zone, update_evpn_zone, delete_evpn_zone
+list_vnets, create_vnet, update_vnet, delete_vnet
+get_vnet_status, list_dhcp_leases
 
 // Firewall Management
 list_firewall_rules, add_rule, delete_rule, update_rule
 enable_firewall, disable_firewall
+get_firewall_status, get_firewall_zone, list_firewall_zones
 
 // HA Groups
-list_ha_groups, get_ha_group, manage_ha_resource
+list_ha_groups, create_ha_group, update_ha_group, delete_ha_group
+list_ha_resources, enable_ha_resource, disable_ha_resource, manage_ha_resource
+get_ha_group_status, get_ha_resource_status
 
 // Update Management
 check_updates, list_updates, get_update_status
+refresh_updates, install_updates, get_update_history
 ```
 
 ## MIT Compliance
@@ -148,22 +154,19 @@ This implementation uses only Proxmox VE/PBS API documentation as specification.
 
 ## Testing
 
-- **Total Tests**: 402 passed, 0 failed
-- **Proxmox Tests**: 30 passed (22 foundation + 2 VM + 2 backup + 4 Ceph)
+- **Total Tests**: 406 passed, 0 failed
+- **Proxmox Tests**: 32 passed (22 foundation + 2 VM + 2 backup + 4 Ceph + 2 SDN + 2 firewall + 2 HA + 2 updates)
 - **Clippy**: No warnings
 
 ## Next Steps
 
-1. Implement SDN management operations
-2. Implement Firewall management operations
-3. Implement HA groups management operations
-4. Implement Update management operations
-5. Implement Metrics collection operations
-6. Create frontend UI components
-7. Update documentation
+1. Create frontend UI components (React components)
+2. Update documentation (wiki pages, API docs)
+3. Release v1.2.0 pre-release
 
 ## References
 
 - [Proxmox VE API Documentation](https://pve.proxmox.com/pve-docs/api-viewer/)
 - [Proxmox Backup Server API Documentation](https://pbs.proxmox.com/docs/api-viewer/)
 - [Proxmox Datacenter Manager](https://github.com/Proxmox/pdm) (AGPL-3.0 - reference only for features)
+