Update Dockerfile

Dockerfile

@@ -1,4 +1,4 @@
-FROM nikolaik/python-nodejs:python3.8-nodejs12 AS builder
+FROM node:latest
 
 ENV NODE_WORKDIR /app
 WORKDIR $NODE_WORKDIR
@@ -7,5 +7,6 @@ ADD . $NODE_WORKDIR
 
 RUN apt-get update && apt-get install -y build-essential gcc wget git libvips && rm -rf /var/lib/apt/lists/*
 
+RUN npm install
 
-RUN npm install [email protected] && npm install # TODO: canvas crashes if installed via npm install from package.json
+CMD ["npm", "start"]