diff --git a/.earthlyignore b/.earthlyignore
new file mode 100644
index 0000000..f95820c
--- /dev/null
+++ b/.earthlyignore
@@ -0,0 +1,3 @@
+**/*
+!xwin.dockerfile
+!Earthfile
diff --git a/Earthfile b/Earthfile
new file mode 100644
index 0000000..bd1058a
--- /dev/null
+++ b/Earthfile
@@ -0,0 +1,5 @@
+VERSION 0.8
+
+xwin:
+    FROM DOCKERFILE -f xwin.dockerfile /tmp/docker-build
+    SAVE IMAGE xwin:latest