Bump frontend Dockerfile to Node 24

Author: aeshub

Dockerfile

@@ -1,5 +1,5 @@
 # https://hub.docker.com/_/microsoft-dotnet
-FROM node:22-slim AS frontend-build
+FROM node:24-slim AS frontend-build
 ENV CI=true
 RUN corepack enable && corepack prepare pnpm@latest --activate
 WORKDIR /app