TypeScript/Bun project scaffold

- Stack: Bun, Hono, Drizzle ORM, Zod, Handlebars, Pino
- Models: ticket, queue, transaction, scrip, template, custom_field, user, lifecycle
- Scrip engine: prepare/commit two-phase dispatch, template rendering, mock actions
- Lifecycle validator: state machine transition validation with wildcard support
- Routes: health, tickets (full CRUD + preview + transactions), queues, scrips, custom-fields, lifecycles
- Middleware: Pino logging, error handler
- Database: Drizzle ORM schema + initial migration (10 tables)
- Type-check: passes (tsc --noEmit, zero errors)

src/config.ts

@@ -0,0 +1,9 @@
+import { z } from 'zod/v4';
+
+const configSchema = z.object({
+  DATABASE_URL: z.string().min(1),
+  SERVER_HOST: z.string().default('127.0.0.1'),
+  SERVER_PORT: z.coerce.number().int().positive().default(8080),
+});
+
+export const config = configSchema.parse(process.env);