Add API router, index

api/src/index.ts

@@ -0,0 +1,24 @@
+import express from 'express';
+import { Pool } from 'pg';
+import { CategoryRepository } from './category.repository.ts';
+import { createCategoryRouter } from './category.router.ts';
+
+const app = express();
+const port = process.env.API_PORT || 8300;
+
+// Initialize your database pool
+const pool = new Pool({
+  connectionString: process.env.DATABASE_URL
+});
+
+app.use(express.json());
+
+// Inject the database pool into the repository layer
+const categoryRepository = new CategoryRepository(pool);
+
+// Attach your category endpoints to the Express app
+app.use('/api/categories', createCategoryRouter(categoryRepository));
+
+app.listen(port, () => {
+  console.log(`🚀 API workspace server running smoothly on http://localhost:${port}`);
+});