fix(ci): add renovate config

.drone.yml

@@ -42,6 +42,67 @@ trigger:
     exclude:
     - tag
 
+---
+kind: pipeline
+type: docker
+name: dry-run-amd64
+
+platform:
+  os: linux
+  arch: amd64
+
+steps:
+- name: build
+  image: plugins/docker
+  settings:
+    dockerfile: Dockerfile
+    auto_tag: false
+    dry_run: true
+    tags: latest-amd64
+    repo: volkerraschek/build-image
+    username:
+      from_secret: container_image_registry_user
+    password:
+      from_secret: container_image_registry_password
+    no_cache: true
+  volumes:
+  - name: docker_socket
+    path: /var/run/docker.sock
+
+- name: notify
+  image: drillster/drone-email
+  environment:
+    PLUGIN_HOST:
+      from_secret: smtp_host
+    PLUGIN_USERNAME:
+      from_secret: smtp_username
+    PLUGIN_PASSWORD:
+      from_secret: smtp_password
+    PLUGIN_FROM:
+      from_secret: smtp_mail_address
+  when:
+    status:
+    - changed
+    - failure
+
+volumes:
+- name: docker_socket
+  host:
+    path: /var/run/docker.sock
+
+depends_on:
+- linter
+
+trigger:
+  branch:
+    exclude:
+    - master
+  event:
+  - pull_request
+  - push
+  repo:
+  - volker.raschek/build-image
+
 ---
 kind: pipeline
 type: docker

renovate.json

@@ -0,0 +1,6 @@
+{
+  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
+  "automerge": true,
+  "automergeStrategy": "merge-commit",
+  "automergeType": "pr"
+}