feat(daemon): Add UPSD (NUT) protocol support, Proxmox VM shutdown action, pause/resume monitoring, and network-loss/unreachable handling; bump config version to 4.2

ts/actions/base-action.ts

@@ -6,7 +6,7 @@
  * 2. Threshold violations (battery/runtime cross below configured thresholds)
  */
 
-export type TPowerStatus = 'online' | 'onBattery' | 'unknown';
+export type TPowerStatus = 'online' | 'onBattery' | 'unknown' | 'unreachable';
 
 /**
  * Context provided to actions when they execute
@@ -52,7 +52,7 @@ export type TActionTriggerMode =
  */
 export interface IActionConfig {
   /** Type of action to execute */
-  type: 'shutdown' | 'webhook' | 'script';
+  type: 'shutdown' | 'webhook' | 'script' | 'proxmox';
 
   // Trigger configuration
   /**
@@ -96,6 +96,26 @@ export interface IActionConfig {
   scriptTimeout?: number;
   /** Only execute script on threshold violation */
   scriptOnlyOnThresholdViolation?: boolean;
+
+  // Proxmox action configuration
+  /** Proxmox API host (default: localhost) */
+  proxmoxHost?: string;
+  /** Proxmox API port (default: 8006) */
+  proxmoxPort?: number;
+  /** Proxmox node name (default: auto-detect via hostname) */
+  proxmoxNode?: string;
+  /** Proxmox API token ID (e.g., 'root@pam!nupst') */
+  proxmoxTokenId?: string;
+  /** Proxmox API token secret */
+  proxmoxTokenSecret?: string;
+  /** VM/CT IDs to exclude from shutdown */
+  proxmoxExcludeIds?: number[];
+  /** Timeout for VM/CT shutdown in seconds (default: 120) */
+  proxmoxStopTimeout?: number;
+  /** Force-stop VMs that don't shut down gracefully (default: true) */
+  proxmoxForceStop?: boolean;
+  /** Skip TLS verification for self-signed certificates (default: true) */
+  proxmoxInsecure?: boolean;
 }
 
 /**