script di avvio backend+DB

backend/start.sh

@@ -0,0 +1,37 @@
+#!/bin/bash
+set -e
+export PYTHONDONTWRITEBYTECODE=1
+export PYTHONPYCACHEPREFIX=/dev/null
+
+echo "==> Attendo il database..."
+until python -c "
+import asyncio
+import asyncpg
+import os
+
+async def check():
+    url = os.environ.get('DATABASE_URL', '').replace('postgresql+asyncpg://', '')
+    parts = url.split('@')
+    creds = parts[0].split(':')
+    host_db = parts[1].split('/')
+    await asyncpg.connect(
+        user=creds[0], password=creds[1],
+        host=host_db[0].split(':')[0],
+        port=int(host_db[0].split(':')[1]) if ':' in host_db[0] else 5432,
+        database=host_db[1]
+    )
+
+asyncio.run(check())
+" 2>/dev/null; do
+  echo "   DB non pronto, attendo..."
+  sleep 2
+done
+
+echo "==> Eseguo migrazioni Alembic..."
+alembic upgrade head
+
+echo "==> Eseguo seed utenti demo..."
+python -m app.services.seed 2>/dev/null || true
+
+echo "==> Avvio server..."
+exec uvicorn app.main:app --host 0.0.0.0 --port 8000 --reload