Add AZ schema migration script and health check

backend/package.json

@@ -8,7 +8,9 @@
     "build": "tsc",
     "start": "node dist/index.js",
     "migrate": "tsx src/db/migrate.ts",
-    "seed": "tsx src/db/seed.ts"
+    "seed": "tsx src/db/seed.ts",
+    "migrate:az": "tsx src/dutchie-az/db/migrate.ts",
+    "health:az": "tsx -e \"import { healthCheck } from './src/dutchie-az/db/connection'; (async()=>{ const ok=await healthCheck(); console.log(ok?'AZ DB healthy':'AZ DB NOT reachable'); process.exit(ok?0:1); })();\""
   },
   "dependencies": {
     "axios": "^1.6.2",

backend/src/dutchie-az/db/migrate.ts

@@ -0,0 +1,29 @@
+/**
+ * Dutchie AZ Schema Bootstrap
+ *
+ * Run this to create/update the dutchie_az tables (dutchie_products, dutchie_product_snapshots, etc.)
+ * in the AZ pipeline database. This is separate from the legacy schema.
+ *
+ * Usage:
+ *   TS_NODE_TRANSPILE_ONLY=1 npx ts-node src/dutchie-az/db/migrate.ts
+ * or (after build)
+ *   node dist/dutchie-az/db/migrate.js
+ */
+
+import { createSchema } from './schema';
+import { closePool } from './connection';
+
+async function main() {
+  try {
+    console.log('[DutchieAZ] Running schema migration...');
+    await createSchema();
+    console.log('[DutchieAZ] Schema migration complete.');
+  } catch (err: any) {
+    console.error('[DutchieAZ] Schema migration failed:', err.message);
+    process.exitCode = 1;
+  } finally {
+    await closePool();
+  }
+}
+
+main();