Label Turkey station observations as MGM

frontend/components/dashboard/scan-terminal/__tests__/temperatureChartData.test.ts

@@ -541,6 +541,34 @@ export function runTests() {
     "NOAA MADIS label should be reserved for US airports; non-US airport-primary fallback should use METAR wording",
   );
 
+  const ankaraScanSeedChart = buildFullDayChartData(
+    {
+      city: "ankara",
+      local_date: "2026-06-14",
+      local_time: "15:10",
+      tz_offset_seconds: 3 * 60 * 60,
+      airport: "Esenboğa 机场",
+      temp_symbol: "°C",
+    } as any,
+    {
+      localDate: "2026-06-14",
+      localTime: "15:10",
+      times: ["00:00", "12:00", "18:00"],
+      temps: [15, 19, 18],
+      airportPrimary: {
+        temp: 19,
+        obs_time: "2026-06-14T12:10:00Z",
+      },
+      airportPrimaryTodayObs: [["2026-06-14T12:10:00Z", 19]],
+    } as any,
+    false,
+  );
+  const ankaraScanSeedSeries = ankaraScanSeedChart.series.find((item) => item.key === "madis");
+  assert(
+    ankaraScanSeedSeries?.label === "MGM",
+    "Ankara scan-row-seeded airport-primary curve should default to MGM instead of NOAA MADIS when source metadata is missing",
+  );
+
   const guangzhouRunwayWithBadMadisChart = buildFullDayChartData(
     {
       city: "guangzhou",

frontend/components/dashboard/scan-terminal/temperature-chart-logic.ts

@@ -775,8 +775,12 @@ function airportPrimarySeriesLabel(
   row?: ScanOpportunityRow | null,
 ) {
   if (isHKO) return "HKO";
+  const cityKey = normalizeCityKey(row?.city);
   const canonicalLabel = canonicalAirportPrimarySourceLabel(hourly);
   if (canonicalLabel === "MGM") return canonicalLabel;
+  if ((cityKey === "ankara" || cityKey === "istanbul") && (!canonicalLabel || canonicalLabel === "NOAA MADIS")) {
+    return "MGM";
+  }
   const payloadLabel = String(hourly?.airportPrimary?.source_label || "").trim();
   if (payloadLabel && !isGenericAirportPrimaryLabel(payloadLabel)) return payloadLabel;
   if (canonicalLabel === "NOAA MADIS" && !isUsAirportCode(airportCodeForSeriesLabel(hourly, row))) {

frontend/lib/dashboard-types.ts

@@ -533,6 +533,13 @@ export interface ScanOpportunityRow {
   current_temp?: number | null;
   current_max_so_far?: number | null;
   wunderground_current?: AirportCurrentConditions;
+  icao?: string | null;
+  station_source_code?: string | null;
+  station_source_label?: string | null;
+  station_code?: string | null;
+  station_label?: string | null;
+  network_provider?: string | null;
+  network_provider_label?: string | null;
   metar_context?: {
     source?: string | null;
     station?: string | null;