fix backend build (#177)

apps/backend/_dot_vercel_copy/output/functions/api.func/.vc-config.json

@@ -1,4 +1,5 @@
 {
+  "runtime": "nodejs24.x",
   "handler": "router.js",
   "launcherType": "Nodejs"
 }

apps/backend/vercel.json

@@ -1,6 +1,6 @@
 {
   "$schema": "https://openapi.vercel.sh/vercel.json",
-  "buildCommand": "cd ../../ && git clean ./apps -fx && pnpm run build:packages && pnpm --filter ./apps/backend/ --legacy deploy ./apps/deployment/ && mv ./apps/deployment/node_modules/ ./apps/backend/node_modules/ && ./vercel-preparation.sh",
+  "buildCommand": "cd ../../ && git clean ./apps -fx && pnpm run build:packages && pnpm --filter ./apps/backend/ --legacy --prod deploy ./apps/deployment/ && mv ./apps/deployment/node_modules/ ./apps/backend/node_modules/ && ./vercel-preparation.sh",
   "redirects": [
     {
       "source": "/",

apps/frontend/vercel.json

@@ -1,6 +1,4 @@
 {
   "$schema": "https://openapi.vercel.sh/vercel.json",
-  "installCommand": "cd ../../ && git clean ./apps -fx && pnpm install && pnpm run build:packages && rm -rf ./apps/frontend/node_modules && pnpm --filter ./apps/frontend/ --legacy deploy ./apps/deployment/ && mv ./apps/deployment/node_modules/ ./apps/frontend/node_modules/",
-  "buildCommand": "pnpm run build",
   "outputDirectory": "build"
 }