Merge pull request #104 from menawar/feat/88-service-catalog

feat(backend): implement service catalog (#88)

Author: Smartdevs17

backend/src/index.ts

@@ -4,6 +4,7 @@ import dotenv from 'dotenv';
 import { verificationRouter } from './routes/verification.js';
 import { invoiceRouter } from './routes/invoice.js';
 import { stellarRouter } from './routes/stellar.js';
+import { catalogRouter } from './routes/catalog.js';
 
 dotenv.config();
 
@@ -22,6 +23,7 @@ app.get('/health', (_req, res) => {
 app.use('/api/v1/verification', verificationRouter);
 app.use('/api/v1/invoice', invoiceRouter);
 app.use('/api/v1/stellar', stellarRouter);
+app.use('/api/v1/catalog', catalogRouter);
 
 app.listen(PORT, () => {
   console.log(`AgenticPay backend running on port ${PORT}`);

backend/src/routes/catalog.ts

@@ -0,0 +1,14 @@
+import { Router } from 'express';
+import { getCatalog } from '../services/catalog.js';
+
+export const catalogRouter = Router();
+
+catalogRouter.get('/', (req, res) => {
+  try {
+    const catalog = getCatalog();
+    res.json(catalog);
+  } catch (error) {
+    console.error('Catalog error:', error);
+    res.status(500).json({ message: 'Failed to fetch catalog' });
+  }
+});

backend/src/services/catalog.ts

@@ -0,0 +1,40 @@
+import { readFileSync } from 'fs';
+import { join } from 'path';
+
+let cachedVersion = 'unknown';
+
+try {
+  // Use process.cwd() as we can safely assume this runs from backend/ directory
+  const pkgPath = join(process.cwd(), 'package.json');
+  const pkg = JSON.parse(readFileSync(pkgPath, 'utf-8'));
+  cachedVersion = pkg.version || '0.1.0';
+} catch (e) {
+  console.warn('Could not read package.json version, defaulting to 0.1.0');
+  cachedVersion = '0.1.0';
+}
+
+export function getCatalog() {
+  return {
+    version: cachedVersion,
+    services: [
+      {
+        id: 'verification',
+        name: 'AI-powered work verification',
+        capabilities: ['Verify work based on milestone descriptions and repository URLs'],
+        dependencies: ['OpenAI API'],
+      },
+      {
+        id: 'invoice',
+        name: 'Invoice Generation',
+        capabilities: ['Generate professional invoices with itemized line items and summaries based on hours and rates'],
+        dependencies: ['OpenAI API'],
+      },
+      {
+        id: 'stellar',
+        name: 'Stellar Network Operations',
+        capabilities: ['Retrieve account info (balances, sequence)', 'Get transaction status via hash'],
+        dependencies: ['Stellar SDK', 'Stellar Horizon'],
+      }
+    ]
+  };
+}