Added swagger support

{{cookiecutter.project_name}}/internal/app/main.go

@@ -5,9 +5,19 @@ import (
 	"github.com/gofiber/fiber/v2/middleware/compress"
 	"github.com/gofiber/fiber/v2/middleware/helmet"
 	"github.com/gofiber/fiber/v2/middleware/logger"
+	"github.com/gofiber/swagger"
+	_ "{{cookiecutter.module_path}}/docs"
 	"{{cookiecutter.module_path}}/internal/app/api"
 )
 
+// @title           {{cookiecutter.project_name}} API
+// @version         1.0
+// @description     Documentation for the {{cookiecutter.project_name}} API.
+
+// @securityDefinitions.apikey	ApiKeyAuth
+// @in							header
+// @name						Authorization
+// @description					Token used to authenticate against the API.
 func Run() error {
 	app := fiber.New()
 
@@ -15,6 +25,11 @@ func Run() error {
 	app.Use(compress.New())
 	app.Use(helmet.New())
 
+	// Prefork is only enabled in prod-mode.
+	if !app.Config().Prefork {
+		app.Get("/swagger/*", swagger.HandlerDefault)
+	}
+
 	api.ConfigureRoutes(app)
 
 	return app.Listen(":3000")