Add dind auto test

common/Earthfile

@@ -10,6 +10,7 @@ IMPORT github.com/earthly/earthly/buildkitd:$EARTHLY_REPO_VERSION AS earthly
 IMPORT github.com/earthly/earthly/tests/with-docker:$EARTHLY_REPO_VERSION AS with-docker
 IMPORT github.com/earthly/earthly/tests/with-docker-compose:$EARTHLY_REPO_VERSION AS with-docker-compose
 IMPORT github.com/earthly/earthly/tests/with-docker-kind:$EARTHLY_REPO_VERSION AS with-docker-kind
+IMPORT github.com/earthly/earthly/tests/dind-auto-install:$EARTHLY_REPO_VERSION AS dind-auto-install
 
 # DOCKERHUB_USER is the organization name in docker hub (default: earthly)
 ARG --global DOCKERHUB_USER
@@ -76,6 +77,7 @@ test:
     # DIND_IMAGE is the full docker image name & tag to run the tests against. The image must exist in the remote docker registry
     ARG DIND_IMAGE
     BUILD --pass-args with-docker+all --DIND_IMAGE=$DIND_IMAGE
+    BUILD --pass-args dind-auto-install+test --BASE_IMAGE=$DIND_IMAGE
 
 # build-and-test is used to build a new image and run tests against it after pushing it to registry
 # this can be used on either the final image or a test image (which is differentiated by the repo and tag that is used)