Improvements for docker build process (#237)

Dockerfile

@@ -10,47 +10,19 @@ RUN npm install npm@latest --global \
 COPY client .
 RUN npm run build
 
-FROM node:lts-alpine
+FROM ghcr.io/plankanban/planka:base-latest
 
 WORKDIR /app
 
 COPY server/.npmrc server/package.json server/package-lock.json ./
 
-ARG ALPINE_VERSION=3.15
-ARG VIPS_VERSION=8.12.2
-
-RUN apk -U upgrade \
-  && apk add \
-  bash giflib glib lcms2 libexif \
-  libgsf libjpeg-turbo libpng librsvg libwebp \
-  orc pango tiff \
-  --repository https://alpine.global.ssl.fastly.net/alpine/v${ALPINE_VERSION}/community/ \
-  --repository https://alpine.global.ssl.fastly.net/alpine/v${ALPINE_VERSION}/main/ \
-  --no-cache \
-  && apk add \
-  build-base giflib-dev glib-dev lcms2-dev libexif-dev \
-  libgsf-dev libjpeg-turbo-dev libpng-dev librsvg-dev libwebp-dev \
-  orc-dev pango-dev tiff-dev \
-  --virtual vips-dependencies \
-  --repository https://alpine.global.ssl.fastly.net/alpine/v${ALPINE_VERSION}/community/ \
-  --repository https://alpine.global.ssl.fastly.net/alpine/v${ALPINE_VERSION}/main/ \
-  --no-cache \
-  && wget -O- https://github.com/libvips/libvips/releases/download/v${VIPS_VERSION}/vips-${VIPS_VERSION}.tar.gz | tar xzC /tmp \
-  && cd /tmp/vips-${VIPS_VERSION} \
-  && ./configure \
-  && make \
-  && make install-strip \
-  && cd $OLDPWD \
-  && rm -rf /tmp/vips-${VIPS_VERSION} \
-  && npm install npm@latest --global \
-  && npm install --production \
-  && apk del vips-dependencies --purge
+RUN npm install npm@latest --global \
+  && npm install --production
 
 COPY docker-start.sh start.sh
 COPY server .
 
-RUN chmod +x start.sh \
-  && cp .env.sample .env
+RUN cp .env.sample .env
 
 COPY --from=client-builder /app/build public
 COPY --from=client-builder /app/build/index.html views