use new command path and set env in one image

Dockerfile

@@ -2,7 +2,8 @@ FROM node:14.2-alpine
 MAINTAINER Jørgen Sverre Lien Sellæg <jorgen@guut.org>
 
 ENV PUPPETEER_SKIP_CHROMIUM_DOWNLOAD=true \
-  PUPPETEER_EXECUTABLE_PATH=/usr/bin/chromium-browser
+  PUPPETEER_EXECUTABLE_PATH=/usr/bin/chromium-browser \
+  PATH="$PATH:/app"
 
 RUN apk add --no-cache \
   chromium \
@@ -24,6 +25,5 @@ COPY . /app
 
 RUN yarn
 
-ENV  PATH=$PATH:/app
+CMD ["scrape"]
 
-CMD ["/app/scrape"]