fix(example): Accept north wind direction from API

Normalize the API value 360 degrees to the domain model's zero-degree
north representation before constructing WindDirection.

Co-Authored-By: OpenAI Codex <noreply@openai.com>

Author: cameroncooke

example_projects/Weather/Weather/Services/WeatherClientDTOs.swift

@@ -190,10 +190,12 @@ extension WeatherLocation {
 
 extension CurrentWeather {
     init(dto: CurrentWeatherDTO) throws {
-        guard (0..<360).contains(dto.windDirectionDegrees) else {
+        guard (0...360).contains(dto.windDirectionDegrees) else {
             throw WeatherDTOMappingError.invalidWindDirection(dto.windDirectionDegrees)
         }
 
+        let windDirectionDegrees = dto.windDirectionDegrees == 360 ? 0 : dto.windDirectionDegrees
+
         self.init(
             id: dto.id,
             temperatureC: dto.temperatureC,
@@ -209,7 +211,7 @@ extension CurrentWeather {
             uvIndex: dto.uvIndex,
             uvCategory: UVIndexCategory(dto: dto.uvCategory),
             windKph: dto.windKph,
-            windDirection: WindDirection(degrees: dto.windDirectionDegrees),
+            windDirection: WindDirection(degrees: windDirectionDegrees),
             humidity: dto.humidity,
             visibilityKilometers: dto.visibilityKilometers,
             pressureMillibars: dto.pressureMillibars,

example_projects/Weather/WeatherTests/WeatherTests.swift

@@ -189,6 +189,35 @@ struct WeatherTests {
         }
     }
 
+    @Test func windDirection360MapsToNorth() throws {
+        let dto = CurrentWeatherDTO(
+            id: "north-wind",
+            temperatureC: 10,
+            highC: 12,
+            lowC: 8,
+            feelsLikeC: 9,
+            condition: .sunny,
+            solarProgress: SolarDayProgressDTO(kind: .daylight, daylightFraction: 0.5),
+            sunrise: LocalClockTimeDTO(hour: 6, minute: 0),
+            sunset: LocalClockTimeDTO(hour: 18, minute: 0),
+            airQualityIndex: 10,
+            airQualityCategory: .good,
+            uvIndex: 1,
+            uvCategory: .low,
+            windKph: 12,
+            windDirectionDegrees: 360,
+            humidity: 50,
+            visibilityKilometers: 10,
+            pressureMillibars: 1_013,
+            pressureTrend: .steady,
+            precipChance: 0
+        )
+
+        let current = try CurrentWeather(dto: dto)
+
+        #expect(current.windDirection == WindDirection(degrees: 0))
+    }
+
     @Test func weatherFixtureDecodesAsExpectedDTO() throws {
         let decoded: WeatherReportDTO = try decodeFixture(named: "weather-report-loc-current-san-francisco")