Migrate _loadConfig to use ConfigManager.buildConfig()

Replaces manual base config construction with shared buildConfig() method.
Node now only specifies domain-specific config sections.

Part of #1: Extract base config schema

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

src/nodeClass.js

@@ -41,31 +41,12 @@ class nodeClass {
    * @param {object} uiConfig - Raw config from Node-RED UI.
    */
   _loadConfig(uiConfig,node) {
+    const cfgMgr = new configManager();
 
-    // Merge UI config over defaults
+    // Build config: base sections + rotatingMachine-specific domain config
-    this.config = {
+    this.config = cfgMgr.buildConfig(this.name, uiConfig, node.id, {
-      general: {
-        id: node.id, // node.id is for the child registration process
-        unit: uiConfig.unit, // add converter options later to convert to default units (need like a model that defines this which units we are going to use and then conver to those standards)
-        logging: {
-          enabled: uiConfig.enableLog,
-          logLevel: uiConfig.logLevel
-        }
-      },
-      asset: {
-        uuid: uiConfig.assetUuid, //need to add this later to the asset model
-        tagCode: uiConfig.assetTagCode, //need to add this later to the asset model
-        supplier: uiConfig.supplier,
-        category: uiConfig.category, //add later to define as the software type 
-        type: uiConfig.assetType,
-        model: uiConfig.model,
-        unit: uiConfig.unit
-      },
-      functionality: {
-        positionVsParent: uiConfig.positionVsParent
-      },
       flowNumber: uiConfig.flowNumber
-    };
+    });
 
     // Utility for formatting outputs
     this._output = new outputUtils();