fix: make sure platform binary exists (#7676)

ui/desktop/package.json

@@ -56,7 +56,7 @@
     "@radix-ui/react-slot": "^1.2.4",
     "@radix-ui/react-tabs": "^1.1.13",
     "@radix-ui/themes": "^3.3.0",
-    "@tanstack/react-form": "^1.28.3",
+    "@tanstack/react-form": "1.28.3",
     "@types/react-router-dom": "^5.3.3",
     "class-variance-authority": "^0.7.1",
     "clsx": "^2.1.1",
@@ -71,7 +71,7 @@
     "electron-window-state": "^5.0.3",
     "express": "^5.2.1",
     "framer-motion": "^12.34.3",
-    "katex": "^0.16.33",
+    "katex": "0.16.33",
     "lodash": "^4.17.23",
     "lucide-react": "^0.575.0",
     "qrcode.react": "^4.2.0",
@@ -110,7 +110,7 @@
     "@electron/fuses": "^1.8.0",
     "@electron/remote": "^2.1.3",
     "@eslint/js": "^9.39.2",
-    "@hey-api/openapi-ts": "^0.93.0",
+    "@hey-api/openapi-ts": "0.93.0",
     "@modelcontextprotocol/sdk": "^1.27.0",
     "@playwright/test": "^1.58.2",
     "@tailwindcss/line-clamp": "^0.4.4",

ui/desktop/scripts/check-lockfile-platforms.sh

@@ -0,0 +1,30 @@
+#!/usr/bin/env bash
+# Verify package-lock.json has cross-platform optional dependency entries.
+#
+# npm has a bug where running `npm install` with an existing node_modules/
+# prunes platform-specific entries from the lockfile, breaking CI on other platforms.
+# See: https://github.com/npm/cli/issues/4828
+#
+
+set -euo pipefail
+
+LOCKFILE="${1:-package-lock.json}"
+
+fail=0
+grep -q '"node_modules/@esbuild/win32-x64"' "$LOCKFILE" || { echo "MISSING: @esbuild/win32-x64"; fail=1; }
+grep -q '"node_modules/@esbuild/linux-x64"' "$LOCKFILE" || { echo "MISSING: @esbuild/linux-x64"; fail=1; }
+
+if [ "$fail" -eq 1 ]; then
+  echo ""
+  echo "ERROR: package-lock.json is missing cross-platform optional dependencies."
+  echo "This happens when 'npm install' is run with an existing node_modules/ directory."
+  echo ""
+  echo "To fix, run from ui/desktop/:"
+  echo "  rm -rf node_modules package-lock.json"
+  echo "  npm install"
+  echo ""
+  echo "Then commit the regenerated package-lock.json."
+  exit 1
+fi
+
+echo "OK: package-lock.json has cross-platform entries"