Align plugin monitor_port config

plugin/core/live-config.ts

@@ -3,6 +3,7 @@ export interface HarborForgeMonitorConfig {
   backendUrl?: string;
   identifier?: string;
   apiKey?: string;
+  monitor_port?: number;
   monitorPort?: number;
   reportIntervalSec?: number;
   httpFallbackIntervalSec?: number;
@@ -24,9 +25,20 @@ export function getLivePluginConfig(
   const cfg = (entry.config as Record<string, unknown>) || {};
 
   if (Object.keys(cfg).length > 0 || Object.keys(entry).length > 0) {
+    const monitorPort =
+      typeof cfg.monitor_port === 'number'
+        ? cfg.monitor_port
+        : typeof cfg.monitorPort === 'number'
+          ? cfg.monitorPort
+          : typeof fallback.monitor_port === 'number'
+            ? fallback.monitor_port
+            : fallback.monitorPort;
+
     return {
       ...fallback,
       ...cfg,
+      monitor_port: monitorPort,
+      monitorPort,
       enabled:
         typeof cfg.enabled === 'boolean'
           ? cfg.enabled