another try

Dockerfile

@@ -1,8 +1,10 @@
 FROM node:lts-alpine
 
-WORKDIR /home/node/app
+RUN apk update
+RUN apk add --no-cache tini && \
+  rm -f /var/cache/apk/*
 
-COPY ./pairdrop/package*.json ./
+COPY ./pairdrop/package*.json .
 
 RUN npm ci
 
@@ -13,7 +15,5 @@ ENV NODE_ENV="production"
 
 EXPOSE 3000
 
-HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
-  CMD wget --quiet --tries=1 --spider http://localhost:3000 || exit 1
-
-ENTRYPOINT ["npm", "start"]
+ADD ./docker_entrypoint.sh /usr/local/bin/docker_entrypoint.sh
+RUN chmod a+x /usr/local/bin/docker_entrypoint.sh

docker_entrypoint.sh

@@ -1,3 +1,3 @@
 #!/bin/bash
 
-NODE_ENV="production" npm start
+NODE_ENV="production" exec tini -- npm start