set the private registry.

.drone.yml

@@ -1,5 +1,8 @@
 pipeline:
   build:
-    image: mozartbuild/base
+    image: registry.nadal-fr.com/buildroot_dev
     commands:
       - pwd && ls
+
+image_pull_secrets:
+- dockerconfigjson

README.md

@@ -26,3 +26,5 @@ https://github.com/sinemetu1/twitc/
 https://kore.io/
 
 http://facil.io/
+
+https://dev.to/fuksito/private-ci-using-private-docker-registry-with-drone-io-almost-free-15ek