fix(db): prefer postgres config in production refs NOISSUE

README.md

@@ -54,6 +54,15 @@ GITEA_OWNER=ai-software-factory
 # Optional legacy fixed-repository mode. Leave empty to create one repo per project.
 GITEA_REPO=
 
+# Database
+# In production, provide PostgreSQL settings. They take precedence over the SQLite default.
+# Setting USE_SQLITE=false is still supported if you want to make the choice explicit.
+POSTGRES_HOST=postgres.yourserver.com
+POSTGRES_PORT=5432
+POSTGRES_USER=ai_software_factory
+POSTGRES_PASSWORD=change-me
+POSTGRES_DB=ai_software_factory
+
 # n8n
 N8N_WEBHOOK_URL=http://n8n.yourserver.com/webhook/telegram
 
@@ -90,6 +99,8 @@ docker-compose up -d
 
    Check your gitea repository for generated PRs
 
+If you deploy the container with PostgreSQL environment variables set, the service now selects PostgreSQL automatically even though SQLite remains the default for local/test usage.
+
 ## API Endpoints
 
 | Endpoint | Method | Description |