drone uses DOCKER_HOST instead of shared docker sock

.drone.yml

@@ -7,15 +7,19 @@ steps:
   - name: build
     image: docker
     environment:
+      DOCKER_CERT_PATH: /certs/client
       DOCKER_CLI_EXPERIMENTAL: enabled
-      DOCKER_USERNAME:
-        from_secret: docker_username
+      DOCKER_HOST: tcp://docker:2376
       DOCKER_PASSWORD:
         from_secret: docker_password
       DOCKER_REGISTRY: quay.io
+      DOCKER_TLS_CERTDIR: /certs
+      DOCKER_TLS_VERIFY: 1
+      DOCKER_USERNAME:
+        from_secret: docker_username
     volumes:
-      - name: dockersock
-        path: /var/run
+      - name: certs
+        path: /certs
     commands:
       - sleep 5
       - >
@@ -28,7 +32,16 @@ steps:
       - mkdir -p ~/.docker/cli-plugins
       - mv buildx-v0.4.1.linux-amd64 ~/.docker/cli-plugins/docker-buildx
       - docker run --rm --privileged multiarch/qemu-user-static --reset -p yes
-      - docker buildx create --name builder --driver docker-container --use
+      - docker context create drone
+      - docker context ls
+      - >
+        docker
+        buildx
+        create
+        --name builder
+        --driver docker-container
+        --use
+        drone
       - docker buildx inspect --bootstrap
       - >
         docker
@@ -44,10 +57,12 @@ services:
   - name: docker
     image: docker:dind
     privileged: true
+    environment:
+      DOCKER_TLS_CERTDIR: /certs
     volumes:
-      - name: dockersock
-        path: /var/run
+      - name: certs
+        path: /certs
 
 volumes:
-  - name: dockersock
+  - name: certs
     temp: {}