feat: add AI Dental Shopping section with sidebar nav and Login Info page

- Add AI Dental Shopping to sidebar with Search/Tag and Login Info sub-pages
- Build full-stack Login Info CRUD: save vendor name, website, username, password per user
- Add ShoppingVendor Prisma model, run db push, regenerate client and Zod schemas
- Add storage layer, REST API at /api/shopping-vendors/, and frontend table with add/edit/delete modal

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

apps/Backend/src/storage/index.ts

@@ -24,6 +24,7 @@ import { officeContactStorage } from "./office-contact-storage";
 import { procedureTimeslotStorage } from "./procedure-timeslot-storage";
 import { insuranceContactStorage } from "./insurance-contact-storage";
 import { commissionsStorage } from "./commissions-storage";
+import { shoppingVendorStorage } from "./shopping-vendor-storage";
 
 
 export const storage = {
@@ -51,6 +52,7 @@ export const storage = {
   ...procedureTimeslotStorage,
   ...insuranceContactStorage,
   ...commissionsStorage,
+  ...shoppingVendorStorage,
 
 };
 

apps/Backend/src/storage/shopping-vendor-storage.ts

@@ -0,0 +1,37 @@
+import { InsertShoppingVendor, ShoppingVendor } from "@repo/db/types";
+import { prisma as db } from "@repo/db/client";
+
+export interface IShoppingVendorStorage {
+  getShoppingVendor(id: number): Promise<ShoppingVendor | null>;
+  getShoppingVendorsByUser(userId: number): Promise<ShoppingVendor[]>;
+  createShoppingVendor(data: InsertShoppingVendor): Promise<ShoppingVendor>;
+  updateShoppingVendor(id: number, updates: Partial<ShoppingVendor>): Promise<ShoppingVendor | null>;
+  deleteShoppingVendor(userId: number, id: number): Promise<boolean>;
+}
+
+export const shoppingVendorStorage: IShoppingVendorStorage = {
+  async getShoppingVendor(id: number) {
+    return await db.shoppingVendor.findUnique({ where: { id } }) as ShoppingVendor | null;
+  },
+
+  async getShoppingVendorsByUser(userId: number) {
+    return await db.shoppingVendor.findMany({ where: { userId }, orderBy: { id: "asc" } }) as ShoppingVendor[];
+  },
+
+  async createShoppingVendor(data: InsertShoppingVendor) {
+    return await db.shoppingVendor.create({ data }) as ShoppingVendor;
+  },
+
+  async updateShoppingVendor(id: number, updates: Partial<ShoppingVendor>) {
+    return await db.shoppingVendor.update({ where: { id }, data: updates }) as ShoppingVendor;
+  },
+
+  async deleteShoppingVendor(userId: number, id: number) {
+    try {
+      await db.shoppingVendor.delete({ where: { userId, id } });
+      return true;
+    } catch {
+      return false;
+    }
+  },
+};