From d41c4654db03dc76812e98222feb62668a1bf94c Mon Sep 17 00:00:00 2001
From: Richard van der Hoff <1389908+richvdh@users.noreply.github.com>
Date: Wed, 12 Jan 2022 10:37:57 +0000
Subject: Use buildkit's cache feature to speed up docker builds (#11691)

Having spent much of the last week attempting to run complement tests from somewhere with damp string instead of internet... something had to be done.
---
 .github/workflows/tests.yml | 2 ++
 1 file changed, 2 insertions(+)

(limited to '.github')

diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 6fa61ab559..4f58069702 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -366,6 +366,8 @@ jobs:
       # Build initial Synapse image
       - run: docker build -t matrixdotorg/synapse:latest -f docker/Dockerfile .
         working-directory: synapse
+        env:
+          DOCKER_BUILDKIT: 1
 
       # Build a ready-to-run Synapse image based on the initial image above.
       # This new image includes a config file, keys for signing and TLS, and
-- 
cgit 1.4.1