내부 포트 고정

cmd/server/main.go

@@ -27,7 +27,7 @@ func main() {
 	dbPath := env("GEOIP_DB_PATH", defaultDBPath)
 	dbURL := os.Getenv("DATABASE_URL")
 	lookupQuery := os.Getenv("GEOIP_LOOKUP_QUERY")
-	port := env("SERVICE_PORT", defaultPort)
+	port := env("PORT", defaultPort)
 
 	resolver, err := geo.NewResolver(geo.Config{
 		Backend:     backend,