Initial import of WPF migration tool

.gitignore

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+# Explicitly excluded legacy/deployment directories
+/henlo_migration/
+/henlo_migration_core10/
+/产品部署/
+
+# IDE and build outputs
+**/.vs/
+**/bin/
+**/obj/
+/henlo_migration_wpf10/publish/
+/henlo_migration_wpf10/releases/
+
+# Local database configuration and runtime data
+/henlo_migration_wpf10/config.ini
+/henlo_migration_wpf10/data/
+*.log
+
+# User-specific project settings
+*.user
+*.suo
+
+# Historical one-off helpers and backup files
+/henlo_migration_wpf10/_build.bat
+/henlo_migration_wpf10/_build.ps1
+/henlo_migration_wpf10/_debug_encoding.ps1
+/henlo_migration_wpf10/_make_pack.bat
+/henlo_migration_wpf10/_write_pack.ps1
+/henlo_migration_wpf10/*.csproj.Backup*.tmp