feat(build): upgrade docker to 20 with TLS

.gitlab-ci.yml

@@ -6,7 +6,7 @@ stages:
   - status-post
 
 .build-base:
-  image: apextoaster/base:1.5
+  image: docker.artifacts.apextoaster.com/apextoaster/base:1.5
   tags:
     - platform:k8s
     - runner:shared
@@ -15,7 +15,7 @@ stages:
   extends:
     - .build-base
   stage: build
-  image: apextoaster/golang:1.14-master
+  image: docker.artifacts.apextoaster.com/apextoaster/golang:1.14-master
   variables:
     GOPATH: /build
     BUILD_OPTS: -a -v -x
@@ -75,12 +75,15 @@ build-go-windows-x86:
 .build-docker:
   extends:
     - .build-base
-  image: apextoaster/docker:18.09
+  image: docker.artifacts.apextoaster.com/apextoaster/docker:20.10
   services:
-    - apextoaster/docker-dind:18.09
+    - docker.artifacts.apextoaster.com/apextoaster/docker-dind:20.10
   variables: &vars-docker
+    DOCKER_CERT_PATH: "/shared/docker/client"
     DOCKER_DRIVER: overlay2
-    DOCKER_HOST: tcp://localhost:2375
+    DOCKER_HOST: tcp://localhost:2376
+    DOCKER_TLS_CERTDIR: "/shared/docker"
+    DOCKER_TLS_VERIFY: 1
 
   before_script:
     - mkdir ${HOME}/.docker