Change base image to node:22-alpine for compatibility

Dockerfile

@@ -1,5 +1,5 @@
 # Build stage
-FROM bitnami/node:22 AS build
+FROM node:22-alpine AS build
 WORKDIR /app
 COPY package*.json ./
 RUN npm install
@@ -9,7 +9,5 @@ RUN npm run build
 # Production stage
 FROM nginxinc/nginx-unprivileged:alpine
 COPY --from=build /app/dist /usr/share/nginx/html
-# Copy manual scripts/assets if they are not picked up by Vite build 
-# (though they should be if referenced in index.html)
 EXPOSE 8080
 CMD ["nginx", "-g", "daemon off;"]