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/cssstyle/lib/properties/float.js

@@ -0,0 +1,27 @@
+"use strict";
+
+const parsers = require("../parsers");
+
+module.exports.parse = function parse(v) {
+  const keywords = ["left", "right", "none", "inline-start", "inline-end"];
+  return parsers.parseKeyword(v, keywords);
+};
+
+module.exports.isValid = function isValid(v) {
+  if (v === "") {
+    return true;
+  }
+  return typeof module.exports.parse(v) === "string";
+};
+
+module.exports.definition = {
+  set(v) {
+    v = parsers.prepareValue(v, this._global);
+    this._setProperty("float", module.exports.parse(v));
+  },
+  get() {
+    return this.getPropertyValue("float");
+  },
+  enumerable: true,
+  configurable: true
+};