feat: add infrastructure foundation — scripts, schema key, new routes, model fields

- Add npm scripts for dev, migrate, seed, smoke
- Add key column to scrips table (unique short identifier)
- Register users and templates routes in server
- Set development: false in Bun.serve for production mode
- Add description and custom_fields to CreateTicketSchema
- Make owner_id nullable/optional for unassigned tickets
- Add migration for custom field key column

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

src/index.ts

@@ -10,6 +10,8 @@ import { createQueuesRouter } from './routes/queues.ts';
 import { createScripsRouter } from './routes/scrips.ts';
 import { createCustomFieldsRouter } from './routes/custom-fields.ts';
 import { createLifecyclesRouter } from './routes/lifecycles.ts';
+import { createUsersRouter } from './routes/users.ts';
+import { createTemplatesRouter } from './routes/templates.ts';
 
 let db: Db | null = null;
 
@@ -31,6 +33,8 @@ app.route('/queues', createQueuesRouter(getDb()));
 app.route('/scrips', createScripsRouter(getDb()));
 app.route('/custom-fields', createCustomFieldsRouter(getDb()));
 app.route('/lifecycles', createLifecyclesRouter(getDb()));
+app.route('/users', createUsersRouter(getDb()));
+app.route('/templates', createTemplatesRouter(getDb()));
 
 export default app;
 export { app };
@@ -41,6 +45,7 @@ if (Bun.main === import.meta.path) {
     fetch: app.fetch,
     port: config.SERVER_PORT,
     hostname: config.SERVER_HOST,
+    development: false,
   });
   console.log(`Server running at http://${config.SERVER_HOST}:${config.SERVER_PORT}`);
 }