feat: sales activities, forecast products, catalog categories, member cache, procurement filters, and comprehensive tests

New features:
- ActivityController and manager for CW sales activities (CRUD)
- ForecastProductController for opportunity forecast/product lines
- CW member cache with dual-layer (in-memory + Redis) resolution
- Catalog category/subcategory/ecosystem taxonomy module
- Quote statuses type definitions with CW mapping
- User-defined fields (UDF) module with cache and event refresh
- Company sites CW module with serialization
- Procurement manager filters (category, ecosystem, manufacturer, price, stock)
- Opportunity notes CRUD and product line management via CW API
- Opportunity type definitions endpoint

Updates:
- OpportunityController: CW refresh, company hydration, activities, custom fields
- UserController: cwIdentifier field for CW member linking
- CatalogItemController: category/subcategory fields from CW
- PermissionNodes: sales note/product CRUD nodes, subCategories, collectPermissions
- API routes: procurement categories/filters, sales notes/products, opportunity types
- Global events: UDF and member refresh intervals on startup

Tests (414 passing):
- ActivityController, ForecastProductController, OpportunityController unit tests
- UserController cwIdentifier tests
- catalogCategories, companySites, memberCache, procurement module tests
- activityTypes, opportunityTypes, quoteStatuses type tests
- permissionNodes subCategories and getAllPermissionNodes tests
- Updated test setup with redis mock, API method mocks, and builder helpers

src/constants.ts

@@ -6,6 +6,7 @@ import { Server } from "socket.io";
 import { Server as Engine } from "@socket.io/bun-engine";
 import axios from "axios";
 import { UnifiClient } from "./modules/unifi-api/UnifiClient";
+import Redis from "ioredis";
 
 const connectionString = `${process.env.DATABASE_URL}`;
 const adapter = new PrismaPg({ connectionString });
@@ -22,6 +23,10 @@ export const API_BASE_URL =
 
 export const prisma = new PrismaClient({ adapter });
 
+// Redis Client
+
+export const redis = new Redis(process.env.REDIS_URL!);
+
 export const sessionDuration = 30 * 24 * 60 * 60000;
 export const accessTokenDuration = "10min";
 export const refreshTokenDuration = "30d";