Add Asset Export to JSON feature for LLM combat balance analysis

Features:
- Export DataTable, Blueprint, AnimMontage, CurveTable to JSON
- INI-based configuration via UDeveloperSettings
- Comprehensive Blueprint EventGraph extraction
- Enhanced AnimMontage with CustomProperties from Notifies
- Project Settings integration (Edit -> Project Settings -> Plugins)
- Tools menu integration (Tools -> WorldStalker -> Export Assets to JSON)

Files added:
- AssetExportSettings.h/cpp - UDeveloperSettings configuration class
- AssetExporterToJSON.h/cpp - Core export implementation
- README.md - Comprehensive feature documentation
- MERGE_INSTRUCTIONS.md - Integration guide for existing files

Unreal Engine 5.5.4 compatible

AssetExporterToJSON.h

@@ -0,0 +1,99 @@
+// Copyright Epic Games, Inc. All Rights Reserved.
+
+#pragma once
+
+#include "CoreMinimal.h"
+
+/**
+ * Utility class for exporting various asset types to JSON format
+ * Supports: DataTable, Blueprint, AnimMontage, CurveTable
+ * Purpose: Extract asset data for LLM-based combat balance analysis
+ */
+class WORLDSTALKEREDITOR_API FAssetExporterToJSON
+{
+public:
+	/**
+	 * Main entry point for JSON export
+	 * Opens folder picker dialog and exports all supported assets from selected folder
+	 */
+	static void ExportAssetsToJSON();
+
+private:
+	/**
+	 * Export all DataTables from the specified path to JSON
+	 * @param FolderPath - Root folder path to search (recursively)
+	 * @param OutJsonArray - Output array to store exported data
+	 * @return Number of assets exported
+	 */
+	static int32 ExportDataTables(const FString& FolderPath, TArray<TSharedPtr<FJsonValue>>& OutJsonArray);
+
+	/**
+	 * Export all Blueprints from the specified path to JSON
+	 * Extracts: Variables, Functions, Components, Parent Class
+	 * @param FolderPath - Root folder path to search (recursively)
+	 * @param OutJsonArray - Output array to store exported data
+	 * @return Number of assets exported
+	 */
+	static int32 ExportBlueprints(const FString& FolderPath, TArray<TSharedPtr<FJsonValue>>& OutJsonArray);
+
+	/**
+	 * Export all AnimMontages from the specified path to JSON
+	 * @param FolderPath - Root folder path to search (recursively)
+	 * @param OutJsonArray - Output array to store exported data
+	 * @return Number of assets exported
+	 */
+	static int32 ExportAnimMontages(const FString& FolderPath, TArray<TSharedPtr<FJsonValue>>& OutJsonArray);
+
+	/**
+	 * Export all CurveTables from the specified path to JSON
+	 * @param FolderPath - Root folder path to search (recursively)
+	 * @param OutJsonArray - Output array to store exported data
+	 * @return Number of assets exported
+	 */
+	static int32 ExportCurveTables(const FString& FolderPath, TArray<TSharedPtr<FJsonValue>>& OutJsonArray);
+
+	/**
+	 * Helper: Extract detailed Blueprint information
+	 * @param Blueprint - Blueprint asset to extract from
+	 * @return JSON object containing blueprint data
+	 */
+	static TSharedPtr<FJsonObject> ExtractBlueprintDetails(class UBlueprint* Blueprint);
+
+	/**
+	 * Helper: Extract Blueprint variables
+	 * @param Blueprint - Blueprint asset
+	 * @return JSON array of variables with name, type, default value
+	 */
+	static TArray<TSharedPtr<FJsonValue>> ExtractBlueprintVariables(class UBlueprint* Blueprint);
+
+	/**
+	 * Helper: Extract Blueprint functions
+	 * @param Blueprint - Blueprint asset
+	 * @return JSON array of functions with name, inputs, outputs
+	 */
+	static TArray<TSharedPtr<FJsonValue>> ExtractBlueprintFunctions(class UBlueprint* Blueprint);
+
+	/**
+	 * Helper: Extract Blueprint component hierarchy
+	 * @param Blueprint - Blueprint asset
+	 * @return JSON array of components
+	 */
+	static TArray<TSharedPtr<FJsonValue>> ExtractBlueprintComponents(class UBlueprint* Blueprint);
+
+	/**
+	 * Helper: Extract Blueprint event graphs
+	 * @param Blueprint - Blueprint asset
+	 * @return JSON array of event graphs with nodes and connections
+	 */
+	static TArray<TSharedPtr<FJsonValue>> ExtractBlueprintEventGraphs(class UBlueprint* Blueprint);
+
+	/**
+	 * Helper: Save JSON array to file
+	 * @param JsonArray - Array of JSON values to save
+	 * @param FileName - Name of output file (e.g., "DataTable.json")
+	 * @param OutputPath - Directory to save the file
+	 * @return true if successful
+	 */
+	static bool SaveJsonToFile(const TArray<TSharedPtr<FJsonValue>>& JsonArray, const FString& FileName, const FString& OutputPath);
+
+};