package config import "os" type Config struct { Port string JWTSecret string } func Load() *Config { return &Config{ Port: getEnv("PUSH_GATEWAY_PORT", "8081"), JWTSecret: getEnv("JWT_SECRET", "p1-dev-secret-change-in-production"), } } func getEnv(key, fallback string) string { if v := os.Getenv(key); v != "" { return v } return fallback }