feat: implement category management API with CRUD operations for categories.

Backend/src/types/categories.type.ts

@@ -0,0 +1,89 @@
+export interface Category {
+    id: number;
+    name: {
+        th: string;
+        en: string;
+    };
+    slug: string;
+    description: {
+        th: string;
+        en: string;
+    };
+    icon: string | null;
+    sort_order: number;
+    is_active: boolean;
+    created_at: Date;
+    updated_at: Date | null;
+}
+
+export interface listCategoriesResponse {
+    code: number;
+    message: string;
+    data: {
+        categories: Category[];
+        total: number;
+    }
+}
+
+export interface createCategory {
+    name: {
+        th: string;
+        en: string;
+    };
+    slug: string;
+    description: {
+        th: string;
+        en: string;
+    };
+    created_by: number;
+}
+
+export interface createCategoryResponse {
+    code: number;
+    message: string;
+    data: {
+        id: number;
+        name: {
+            en: string;
+            th: string;
+        };
+        slug: string;
+        description: {
+            en: string;
+            th: string;
+        };
+        created_by: number;
+    };
+}
+
+export interface updateCategory {
+    id: number;
+    name: {
+        th: string;
+        en: string;
+    };
+    slug: string;
+    description: {
+        th: string;
+        en: string;
+    };
+}
+
+export interface updateCategoryResponse {
+    id: number;
+    name: {
+        th: string;
+        en: string;
+    };
+    slug: string;
+    description: {
+        th: string;
+        en: string;
+    };
+    updated_by: number;
+}
+
+export interface deleteCategoryResponse {
+    code: number;
+    message: string;
+}