refactor: update test setup, introduce system environment for commands, and streamline frontend build configuration.

pnpm-lock.yaml

@@ -203,6 +203,12 @@ importers:
       '@sammo-ts/game-api':
         specifier: workspace:*
         version: link:../game-api
+      '@sammo-ts/gateway-api':
+        specifier: workspace:*
+        version: link:../gateway-api
+      '@sammo-ts/logic':
+        specifier: workspace:*
+        version: link:../../packages/logic
       '@trpc/client':
         specifier: ^11.8.1
         version: 11.8.1(@trpc/server@11.8.1(typescript@5.9.3))(typescript@5.9.3)