fix: map flightaware airline codes

Author: teddy-dongho

src/pages/posts/[slug].astro

@@ -55,8 +55,20 @@ const dateGroups = Object.entries(groupedByDate);
 
 const flights = (post.data.flights || []).map(resolveFlightSchedule);
 const normalizeFlightNo = (flightNo: string) => flightNo.replace(/[^a-zA-Z0-9]/g, '').toUpperCase();
+const flightAwareAirlineCodes: Record<string, string> = {
+  KE: 'KAL',
+  LJ: 'JNA',
+};
+const getFlightAwareFlightNo = (flightNo: string) => {
+  const normalizedFlightNo = normalizeFlightNo(flightNo);
+  const match = normalizedFlightNo.match(/^([A-Z]+)(\d.*)$/);
+  if (!match) return normalizedFlightNo;
+
+  const [, airlineCode, flightNumber] = match;
+  return `${flightAwareAirlineCodes[airlineCode] || airlineCode}${flightNumber}`;
+};
 const getFlightAwareUrl = (flightNo: string) => (
-  `https://www.flightaware.com/live/flight/${normalizeFlightNo(flightNo)}`
+  `https://www.flightaware.com/live/flight/${getFlightAwareFlightNo(flightNo)}`
 );
 const getFlightSearchUrl = (flight: typeof flights[number]) => {
   const query = [