Alpine 3.10 (#7256)

.drone.yml

       branch: [ master ]
 
   update-translations:
-    image: alpine:3.7
+    image: alpine:3.10
     commands:
       - mv ./options/locale/locale_en-US.ini ./options/
       - sed -i -e 's/="/=/g' -e 's/"$$//g' ./options/locale/*.ini
       event: [ tag ]
 
   test-mysql8:
-    image: golang:1.11
+    image: golang:1.12
     pull: true
     group: test
     environment:
       branch: [ master ]
 
   docker-dryrun:
-    image: plugins/docker:17.12
+    image: plugins/docker:18.09
     pull: true
     repo: gitea/gitea
     cache_from: gitea/gitea
       event: [ pull_request ]
 
   release-docker:
-    image: plugins/docker:17.12
+    image: plugins/docker:18.09
     pull: true
     secrets: [ docker_username, docker_password ]
     repo: gitea/gitea
       branch: [ release/* ]
 
   docker:
-    image: plugins/docker:17.12
+    image: plugins/docker:18.09
     secrets: [ docker_username, docker_password ]
     pull: true
     repo: gitea/gitea

Dockerfile

 
 ###################################
 #Build stage
-FROM golang:1.12-alpine3.9 AS build-env
+FROM golang:1.12-alpine3.10 AS build-env
 
 ARG GITEA_VERSION
 ARG TAGS="sqlite sqlite_unlock_notify"
 RUN if [ -n "${GITEA_VERSION}" ]; then git checkout "${GITEA_VERSION}"; fi \
  && make clean generate build
 
-FROM alpine:3.9
+FROM alpine:3.10
 LABEL maintainer="maintainers@gitea.io"
 
 EXPOSE 22 3000