Fix env.ts path resolution for both dev (src/) and prod (dist/src/)

apps/server/src/env.ts

@@ -1,4 +1,11 @@
 import { config } from 'dotenv';
 import { resolve } from 'path';
+import { existsSync } from 'fs';
 
-config({ path: resolve(import.meta.dirname, '../../../.env') });
+// Works from both src/ (dev) and dist/src/ (prod)
+const envPath = [
+  resolve(import.meta.dirname, '../../../.env'),
+  resolve(import.meta.dirname, '../../../../.env'),
+].find(p => existsSync(p));
+
+if (envPath) config({ path: envPath });