Initial commit: Aeroflot Flights Web - Angular 12 baseline

- Angular 12 application with PrimeNG components
- 5 existing Cypress e2e test suites
- SCSS styling with BEM naming convention
- i18n support (10 languages)
- Leaflet map integration
- Complete component hierarchy and routing structure

This baseline will be used for Angular → React migration.

ClientApp/node_modules/node-addon-api/node_addon_api.gyp

@@ -0,0 +1,32 @@
+{
+  'targets': [
+    {
+      'target_name': 'node_addon_api',
+      'type': 'none',
+      'sources': [ 'napi.h', 'napi-inl.h' ],
+      'direct_dependent_settings': {
+        'include_dirs': [ '.' ],
+        'includes': ['noexcept.gypi'],
+      }
+    },
+    {
+      'target_name': 'node_addon_api_except',
+      'type': 'none',
+      'sources': [ 'napi.h', 'napi-inl.h' ],
+      'direct_dependent_settings': {
+        'include_dirs': [ '.' ],
+        'includes': ['except.gypi'],
+      }
+    },
+    {
+      'target_name': 'node_addon_api_maybe',
+      'type': 'none',
+      'sources': [ 'napi.h', 'napi-inl.h' ],
+      'direct_dependent_settings': {
+        'include_dirs': [ '.' ],
+        'includes': ['noexcept.gypi'],
+        'defines': ['NODE_ADDON_API_ENABLE_MAYBE']
+      }
+    },
+  ]
+}