added backend and 2 endpoints fetch

backend/server/configure.go

@@ -0,0 +1,18 @@
+package server
+
+import (
+	"backend/api"
+
+	"github.com/gofiber/fiber/v2"
+)
+
+func Configure(app *fiber.App) {
+	app.Static("/", "../frontend/build")
+	apiGroup := app.Group("/api")
+
+	operationGroup := apiGroup.Group("/operation")
+	operationGroup.Get("/", api.GetAllOperation)
+
+	categoryGroup := apiGroup.Group("/category")
+	categoryGroup.Get("/", api.GetAllCategories)
+}