Set # syntax=docker/dockerfile:experimental

For buildkit in some environments. Signed-off-by: Jason Robinson <jasonr@matrix.org>
2022-04-20 16:44:05 +03:00
parent 3edac38545
commit 7d0ec02326
1 changed files with 1 additions and 0 deletions
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -1,3 +1,4 @@
+# syntax=docker/dockerfile:experimental
 # Dockerfile to build the matrixdotorg/synapse docker images.
 #
 # Note that it uses features which are only available in BuildKit - see