Creating Makefile. Adding .idea files. Updating main.go : Configuration of the application and the server. Creating our first handler for the endpoint /v1/healthcheck with healtcheck.go file.

cmd/api/healthcheck.go

@@ -0,0 +1,23 @@
+package main
+
+import (
+	"fmt"
+	"net/http"
+)
+
+/*
+Declare a handler which writes a plain-text response with information about the
+application status, operating environment and version
+*/
+/*
+Tips: The important thing to point out here is that healthcheckHandler is implemented as a method
+on our application struct. This is an effective and idiomatic way to make dependencies available
+to our handlers without resorting to global variables or closures - any dependency that the
+healthcheckHandler needs can simply be included as a field in the application struct when we
+initialize it in main()
+*/
+func (app *application) healthcheckHandler(w http.ResponseWriter, r *http.Request) {
+	fmt.Fprintln(w, "status: available")
+	fmt.Fprintf(w, "environment: %s\n", app.config.env)
+	fmt.Fprintf(w, "version: %s\n", version)
+}