main.go

package main

import (
	"fmt"
	"log"
	"net/http"
	"os"

	"github.com/gorilla/mux"
)

func healthCheckHandler(w http.ResponseWriter, r *http.Request) {
	response := map[string]string{
		"status":  "healthy",
		"message": "API is up and running",
	}
	w.Header().Set("Content-Type", "application/json")
	w.WriteHeader(http.StatusOK)
	fmt.Fprintf(w, `{"status": "%s", "message": "%s"}`, response["status"], response["message"])
}

func main() {
	router := mux.NewRouter()
	router.HandleFunc("/health", healthCheckHandler).Methods("GET")

	port := os.Getenv("PORT")
	if port == "" {
		port = "8080"
	}

	log.Printf("Server starting on port %s", port)
	log.Fatal(http.ListenAndServe(":"+port, router))
}