add monitoring

config.go

@@ -22,6 +22,7 @@ type Config struct {
 	DatabaseURL string
 	JWTSecret   string
 	Port        string
+	MetricsPort string
 	GinMode     string
 	LogLevel    string
 	Debug       bool
@@ -41,6 +42,7 @@ func LoadConfig() *Config {
 		DatabaseURL: getEnv("DATABASE_URL", getDefaultDatabaseURL(env)),
 		JWTSecret:   getRequiredEnv("JWT_SECRET"),
 		Port:        getEnv("PORT", "8080"),
+		MetricsPort: getEnv("METRICS_PORT", "9090"),
 		GinMode:     getGinMode(env),
 		LogLevel:    getLogLevel(env),
 		Debug:       env == Development,
@@ -180,6 +182,7 @@ func logConfig(config *Config) {
 	log.Printf("║  🔧 DEBUG: %-20s                              ║", fmt.Sprintf("%t", config.Debug))
 	log.Printf("║  📊 LOG LEVEL: %-15s                              ║", config.LogLevel)
 	log.Printf("║  🌐 PORT: %-20s                              ║", config.Port)
+	log.Printf("║  📈 METRICS PORT: %-15s                              ║", config.MetricsPort)
 	log.Printf("║                                                              ║")
 	log.Printf("║  📁 Configuration Files Loaded:                              ║")
 	log.Printf("║     • .env (base configuration)                              ║")