feat: Add collection and category endpoints to store (#7155)

* feat: Add collection endpoints to store

* feat: Add category store endpoints

integration-tests/api/__tests__/store/collections.ts

@@ -0,0 +1,92 @@
+import { medusaIntegrationTestRunner } from "medusa-test-utils"
+import {
+  createAdminUser,
+  adminHeaders,
+} from "../../../helpers/create-admin-user"
+
+jest.setTimeout(30000)
+
+medusaIntegrationTestRunner({
+  env: { MEDUSA_FF_PRODUCT_CATEGORIES: true },
+  testSuite: ({ dbConnection, getContainer, api }) => {
+    let baseCollection
+    let baseCollection1
+    let baseCollection2
+
+    beforeEach(async () => {
+      const container = getContainer()
+      await createAdminUser(dbConnection, adminHeaders, container)
+
+      baseCollection = (
+        await api.post(
+          "/admin/collections",
+          { title: "test-collection" },
+          adminHeaders
+        )
+      ).data.collection
+
+      baseCollection1 = (
+        await api.post(
+          "/admin/collections",
+          { title: "test-collection1" },
+          adminHeaders
+        )
+      ).data.collection
+
+      baseCollection2 = (
+        await api.post(
+          "/admin/collections",
+          { title: "test-collection2" },
+          adminHeaders
+        )
+      ).data.collection
+    })
+
+    describe("/store/collections", () => {
+      describe("/store/collections/:id", () => {
+        it("gets collection", async () => {
+          const response = await api.get(
+            `/store/collections/${baseCollection.id}`
+          )
+
+          expect(response.data.collection).toEqual(
+            expect.objectContaining({
+              id: baseCollection.id,
+              created_at: expect.any(String),
+              updated_at: expect.any(String),
+            })
+          )
+        })
+      })
+
+      describe("/store/collections", () => {
+        it("lists collections", async () => {
+          const response = await api.get("/store/collections")
+
+          expect(response.data).toEqual({
+            collections: [
+              expect.objectContaining({
+                id: baseCollection2.id,
+                created_at: expect.any(String),
+                updated_at: expect.any(String),
+              }),
+              expect.objectContaining({
+                id: baseCollection1.id,
+                created_at: expect.any(String),
+                updated_at: expect.any(String),
+              }),
+              expect.objectContaining({
+                id: baseCollection.id,
+                created_at: expect.any(String),
+                updated_at: expect.any(String),
+              }),
+            ],
+            count: 3,
+            limit: 10,
+            offset: 0,
+          })
+        })
+      })
+    })
+  },
+})