package initialize import ( "github.com/caarlos0/env/v8" "github.com/joho/godotenv" "log" ) type Config struct { SmtpApiUrl string `env:"SMTP_API_URL,required"` SmtpApiKey string `env:"SMTP_API_KEY,required"` Frequency int64 `env:"FREQUENCY,required"` AdminHttpURL string `env:"ADMIN_HTTP_URL,required"` } func LoadConfig() (*Config, error) { if err := godotenv.Load(); err != nil { log.Print("No .env file found") } var config Config if err := env.Parse(&config); err != nil { return nil, err } return &config, nil }