Initial commit

internal/api/healthcheck.go

@@ -0,0 +1,22 @@
+package api
+
+import (
+	"net/http"
+	"time"
+)
+
+func (app *application) healthcheckHandler(w http.ResponseWriter, r *http.Request) {
+	env := envelope{
+		"status":      "available",
+		"server_time": time.Now().UTC(),
+		"system_info": map[string]string{
+			"environment": app.config.Env,
+			"version":     version,
+		},
+	}
+
+	err := app.writeJSON(w, http.StatusOK, env, nil)
+	if err != nil {
+		app.serverErrorResponse(w, r, err)
+	}
+}