improve docker image

.dockerignore

@@ -1,2 +1,8 @@
 screenshots/*
 screenshots*
+/node_modules
+/build
+/yarn.lock
+/npm-debug.log
+.DS_Store
+.prettierignore

Dockerfile

@@ -1,31 +1,20 @@
-# Stremio Node 14.x
-# the node version for running Stremio Web
-ARG NODE_VERSION=15-alpine
-FROM node:$NODE_VERSION AS base
+FROM node:alpine AS build
+WORKDIR /web
 
-# Meta
-LABEL Description="Stremio Web" Vendor="Smart Code OOD" Version="1.0.0"
-
-RUN mkdir -p /var/www/stremio-web
-WORKDIR /var/www/stremio-web
+RUN apk add --no-cache git
 
-# Install app dependencies
-FROM base AS prebuild
-
-RUN apk update && apk upgrade && \
-    apk add --no-cache git
-WORKDIR /var/www/stremio-web
-COPY . .
+COPY package.json package-lock.json ./
 RUN npm install
+COPY . .
 RUN npm run build
+RUN echo '{"configs":[{"path":"*","fileExtension":"*","headers":[{"key":"cache-control","value":"public, max-age=7200"}]}]}' >> headerConfig.json
 
-# Bundle app source
-FROM base AS final
+FROM pierrezemb/gostatic:latest
 
-WORKDIR /var/www/stremio-web
-COPY . .
-COPY --from=prebuild /var/www/stremio-web/node_modules ./node_modules
-COPY --from=prebuild /var/www/stremio-web/build ./build
+LABEL Description="Stremio Web" Vendor="Smart Code OOD" Version="1.0.0"
+
+COPY --from=build /web/build/ /srv/http
+COPY --from=build /web/headerConfig.json /config/
 
 EXPOSE 8080
-CMD ["node", "http_server.js"]
+ENTRYPOINT ["/goStatic","-port","8080","-path","/srv/http","-fallback","/index.html"]