chore: use yarn to build docker image

Author: sergeysova

Dockerfile

@@ -4,11 +4,10 @@ FROM node:dubnium-alpine as base
 WORKDIR /root/build
 
 # install and cache node packages
-COPY package.json package-lock.json ./
-RUN npm set progress=false && npm config set depth 0
-RUN npm install
+COPY package.json yarn.lock ./
+RUN yarn install
 COPY . .
-RUN npm run build:prod
+RUN yarn build
 
 #
 # ---- Release ----

nginx.conf

@@ -40,7 +40,7 @@ http {
         add_header X-XSS-Protection "1; mode=block" always;
         add_header X-Content-Type-Options "nosniff" always;
         add_header Referrer-Policy "no-referrer-when-downgrade" always;
-        add_header Content-Security-Policy "default-src * data: 'unsafe-eval' 'unsafe-inline'" always;
+        add_header Content-Security-Policy "default-src * data: 'unsafe-eval' 'unsafe-inline'" always; // Review
 
         # . files
         location ~ /\.(?!well-known) {