Add renovate.json

.drone.yml

@@ -2,12 +2,6 @@ name: Build Docker
 kind: pipeline
 type: docker
 steps:
-
-  - name: Extract Tags
-    image: alpine
-    commands:
-      - cat Dockerfile | grep FROM | sed -r 's/FROM .*:(.*).*/\1,latest/' > .tags
-  
   - name: Build and Push docker
     image: plugins/docker
     settings:
@@ -17,8 +11,7 @@ steps:
         from_secret: docker_password
       repo:  harbor.sebclem.fr/sebclem/renovate
       registry: harbor.sebclem.fr
-
-
+      tags: slim
 trigger:
   event:
     - push