updates

server/internal/handlers/category_handler.go

@@ -0,0 +1,25 @@
+package handlers
+
+import (
+	"go-server/internal/service"
+	"net/http"
+
+	"github.com/gin-gonic/gin"
+)
+
+type CategoryController struct {
+	categoryService *service.CategoryService
+}
+
+func NewCategoryController(categoryService *service.CategoryService) *CategoryController {
+	return &CategoryController{categoryService: categoryService}
+}
+
+func (h *CategoryController) GetAll(c *gin.Context) {
+	categories, err := h.categoryService.GetAll(c)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+	c.JSON(http.StatusOK, categories)
+}