Fork the server docker file

Dockerfile

@@ -1,7 +1,26 @@
-FROM drone/drone:1
+# https://github.com/drone/drone/blob/f5fbd1542235041260becc627adbce5769503379/docker/Dockerfile.server.linux.amd64
 
+FROM alpine:3.11 as alpine
+RUN apk add -U --no-cache ca-certificates
+
+FROM alpine:3.11
 EXPOSE 8097
+VOLUME /data
 
+RUN [ ! -e /etc/nsswitch.conf ] && echo 'hosts: files dns' > /etc/nsswitch.conf
+
+ENV GODEBUG netdns=go
+ENV XDG_CACHE_HOME /data
+ENV DRONE_DATABASE_DRIVER sqlite3
+ENV DRONE_DATABASE_DATASOURCE /data/database.sqlite
+ENV DRONE_RUNNER_OS=linux
+ENV DRONE_RUNNER_ARCH=amd64
 ENV DRONE_SERVER_PORT=:8097
+ENV DRONE_SERVER_HOST=localhost
+ENV DRONE_DATADOG_ENABLED=true
+ENV DRONE_DATADOG_ENDPOINT=https://stats.drone.ci/api/v1/series
 
-COPY . ${WORKDIR}
+COPY --from=alpine /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
+
+ADD release/linux/amd64/drone-server /bin/
+ENTRYPOINT ["/bin/drone-server"]