Reduce size of Dockerfile

Dockerfile

@@ -1,36 +1,32 @@
-FROM node:18 AS client-builder
+FROM node:18-alpine AS client-builder
 
 WORKDIR /app/client
 
 COPY client/package.json ./
-RUN npm install
+RUN npm install --only=production && npm cache clean --force
 
 COPY client/ .
 RUN npm run build
 
-FROM node:18
-
-RUN apt-get update && \
-    apt-get install -y \
-    libcairo2-dev libjpeg62-turbo-dev libpng-dev libossp-uuid-dev \
-    libavcodec-dev libavutil-dev libswscale-dev \
-    libpango1.0-dev libpulse-dev libssh2-1-dev libtelnet-dev \
-    libvncserver-dev libwebp-dev libwebsockets-dev libssl-dev \
-    libvorbis-dev libwebp-dev \
-    freerdp2-dev libfreerdp-client2-2 libfreerdp2-2 \
-    && apt-get clean && rm -rf /var/lib/apt/lists/*
-
-RUN apt-get update && \
-    apt-get install -y build-essential autoconf libtool && \
-    git clone https://github.com/apache/guacamole-server.git && \
-    cd guacamole-server && \
-    autoreconf -fi && \
-    ./configure --with-init-dir=/etc/init.d --enable-rdp && \
-    make && \
-    make install && \
-    ldconfig && \
-    cd .. && \
-    rm -rf guacamole-server
+FROM node:18-alpine
+
+RUN apk add --no-cache \
+    cairo-dev jpeg-dev libpng-dev ossp-uuid-dev ffmpeg-dev \
+    pango-dev libvncserver-dev libwebp-dev openssl-dev freerdp-dev freerdp \
+    autoconf automake libtool libpulse libogg libc-dev \
+    && apk add --no-cache --virtual .build-deps build-base git
+
+RUN git clone --depth=1 https://github.com/apache/guacamole-server.git \
+    && cd guacamole-server \
+    && autoreconf -fi \
+    && ./configure --with-init-dir=/etc/init.d --enable-rdp \
+    && make \
+    && make install \
+    && cd .. \
+    && rm -rf guacamole-server
+
+RUN apk del .build-deps \
+    && rm -rf /var/cache/apk/*
 
 ENV NODE_ENV=production
 
@@ -39,7 +35,7 @@ WORKDIR /app
 COPY --from=client-builder /app/client/dist ./dist
 
 COPY package.json ./
-RUN npm install
+RUN npm install --omit=dev && npm cache clean --force
 
 COPY server/ server/
 COPY docker-start.sh .
@@ -48,4 +44,4 @@ RUN chmod +x docker-start.sh
 
 EXPOSE 6989
 
-CMD ["./docker-start.sh"]
+CMD ["/bin/sh", "docker-start.sh"]

docker-start.sh

@@ -1,4 +1,4 @@
 #!/bin/bash
 
-guacd -b 0.0.0.0 -l 4822 -f &
+guacd -b 0.0.0.0 -l 4822 -f > /dev/null 2>&1 &
 exec node server/index.js