Add endpoint for health checking the server (ping)

cmd/serverFunc.go

@@ -98,12 +98,13 @@ func server() {
 
 	gin.SetMode(gin.ReleaseMode)
 	r := gin.Default()
-	r.GET("/", helloWorld)
+	//r.GET("/", helloWorld)
 	// TODO: Have fun creating new endpoints
 	r.GET("/api/user", getUsers)
 	r.GET("/api/user/:userid", getUser)
 	r.POST("/api/user", createUser)
 	r.DELETE("/api/user/:userid", deleteUser)
+	r.GET("/api/ping", ping)
 
 	r.Run(":" + ListenPort)
 }
@@ -225,8 +226,6 @@ func getUsers(c *gin.Context) {
 	c.IndentedJSON(http.StatusOK, setResponse(users, true))
 }
 
-func helloWorld(c *gin.Context) {
-	ua := c.Request.UserAgent()
-	message := fmt.Sprintf("Hello %v!\n", ua)
-	c.String(http.StatusOK, message)
+func ping(c *gin.Context) {
+	c.IndentedJSON(http.StatusOK, setResponse("Pong!", true))
 }