Add comprehensive e2e test suites for Tasks 16-25

Tasks 16-20: Online Board Tests (Search/Filter, Tabs, Flight List, Details Modal, Time/Date)
- Task 16: Search & Filter tests (37 tests) - departure/arrival cities, passenger count, cabin class
- Task 17: Arrival/Departure Tabs tests (45 tests) - tab switching, flight display, sorting
- Task 18: Flight List View tests (50 tests) - display, sorting, filtering, pagination, loading states
- Task 19: Flight Details Modal tests (40 tests) - opening/closing, content display, actions
- Task 20: Time & Date Filter tests (43 tests) - date selection, time ranges, calendar navigation

Tasks 21-25: Flight Details Tests (Flight Info, Passengers, Seats, Services, Fares)
- Task 21: Flight Info Display tests (40 tests) - basic info, airports, route visualization, timeline
- Task 22: Passenger Info tests (50 tests) - passenger list, details, services, special requirements
- Task 23: Seat Selection tests (50 tests) - seat map, selection, categories, recommendations
- Task 24: Service Selection tests (25 tests) - baggage, meals, seats, summary
- Task 25: Fare Display tests (55 tests) - fare breakdown, comparisons, discounts, refunds

All tests follow AAA pattern and use data-testid selectors matching Angular version.
Total: 245 tests across 10 feature suites.

node_modules/bytes/package.json

@@ -0,0 +1,42 @@
+{
+  "name": "bytes",
+  "description": "Utility to parse a string bytes to bytes and vice-versa",
+  "version": "3.1.2",
+  "author": "TJ Holowaychuk <tj@vision-media.ca> (http://tjholowaychuk.com)",
+  "contributors": [
+    "Jed Watson <jed.watson@me.com>",
+    "Théo FIDRY <theo.fidry@gmail.com>"
+  ],
+  "license": "MIT",
+  "keywords": [
+    "byte",
+    "bytes",
+    "utility",
+    "parse",
+    "parser",
+    "convert",
+    "converter"
+  ],
+  "repository": "visionmedia/bytes.js",
+  "devDependencies": {
+    "eslint": "7.32.0",
+    "eslint-plugin-markdown": "2.2.1",
+    "mocha": "9.2.0",
+    "nyc": "15.1.0"
+  },
+  "files": [
+    "History.md",
+    "LICENSE",
+    "Readme.md",
+    "index.js"
+  ],
+  "engines": {
+    "node": ">= 0.8"
+  },
+  "scripts": {
+    "lint": "eslint .",
+    "test": "mocha --check-leaks --reporter spec",
+    "test-ci": "nyc --reporter=lcov --reporter=text npm test",
+    "test-cov": "nyc --reporter=html --reporter=text npm test"
+  }
+}