serve static files and docker

Dockerfile

@@ -1,3 +1,11 @@
+FROM --platform=$BUILDPLATFORM node:20-alpine as webbuild
+
+COPY . /build
+
+WORKDIR /build/frontend
+
+RUN npm ci && npm run build
+
 FROM --platform=$BUILDPLATFORM golang:1.21-alpine as build
 
 ADD . /app
@@ -15,6 +23,7 @@ FROM --platform=$TARGETPLATFORM alpine:latest
 WORKDIR /data
 RUN apk add --no-cache tzdata ca-certificates
 COPY --from=build /app/build/morningalarm /app/morningalarm
+COPY --from=webbuild /build/frontend/dist /app/public
 
 
 EXPOSE 3000