- remove obsolete node-sass

- add sass package that do not require binary deps (node-gyp_
- remove unused deps from dockerfile
- use LTS node version in Dockerfile
- use `npm ci` instead of npm i

.dockerignore

@@ -1 +1,3 @@
 node_modules
+dist
+.github

Dockerfile

@@ -1,22 +1,11 @@
-FROM node:15-alpine
-
-RUN alias python=python3
-RUN apk add python3
-RUN apk add python2
-RUN apk add make
-RUN apk add gcc
-RUN apk add g++
-RUN apk add git
+FROM node:16-alpine
 
 WORKDIR /app
 
-COPY package.json ./
-RUN npm install
+COPY package.json package-lock.json ./
+RUN npm ci
 
-COPY public/ public/
-COPY src/ src/
-COPY styles/ styles/
-COPY webpack.config.js .babelrc ./
+COPY . .
 
 RUN npm run build
 

package.json

@@ -25,7 +25,7 @@
     "extract-text-webpack-plugin": "4.0.0-beta.0",
     "file-loader": "6.0.0",
     "html-webpack-plugin": "4.3.0",
-    "node-sass": "4.14.1",
+    "sass": "1.43.4",
     "sass-loader": "8.0.2",
     "style-loader": "1.2.1",
     "webpack": "4.43.0",