private static Config LoadConfig() { string musicFolder = Environment.GetEnvironmentVariable("CAMP_MUSIC_FOLDER"); string localFolder = Environment.GetEnvironmentVariable("CAMP_DATA_FOLDER"); string jwtSecret = Environment.GetEnvironmentVariable("CAMP_JWT_SECRET"); if (string.IsNullOrEmpty(jwtSecret)) { string jwtFile = Path.Combine(localFolder, "jwt.txt"); if (File.Exists(jwtFile)) { jwtSecret = File.ReadAllText(jwtFile); } else { jwtSecret = JwtHelper.CreateJwtSecret(); File.WriteAllText(jwtFile, jwtSecret); } } var config = new Config { JwtSecret = jwtSecret, LocalDataFolder = localFolder, MusicFolder = musicFolder, PortNumber = 8000 }; string temp = Environment.GetEnvironmentVariable("CAMP_PORT_NUMBER"); if (!String.IsNullOrEmpty(temp)) { if (int.TryParse(temp, out int result)) { config.PortNumber = result; } } return(config); }