Dev Docker container (#35)

Dockerfile.dev

@@ -0,0 +1,12 @@
+FROM node:12-alpine as builder
+
+COPY package*.json ./
+RUN npm install
+COPY . .
+RUN npm run build
+
+FROM nginx:alpine
+
+COPY --from=builder build /usr/share/nginx/html
+COPY .env /usr/share/nginx/html/.env
+COPY nginx.conf /etc/nginx/conf.d/default.conf