Document that our Docker images are mirrored to GHCR. (#15282)

Signed-off-by: Olivier Wilkinson (reivilibre) <oliverw@matrix.org>

2 files changed, 3 insertions, 2 deletions

diff --git a/changelog.d/15282.docker b/changelog.d/15282.docker
new file mode 100644

index 0000000000..6990430ef4
--- /dev/null
+++ b/changelog.d/15282.docker
@@ -0,0 +1 @@
+Mirror images to the GitHub Container Registry (`ghcr.io/matrix-org/synapse`).
\ No newline at end of file
diff --git a/docs/setup/installation.md b/docs/setup/installation.md

index d123e339ed..86e506a3e2 100644
--- a/docs/setup/installation.md
+++ b/docs/setup/installation.md
@@ -26,8 +26,8 @@ for most users.
 #### Docker images and Ansible playbooks
 
 There is an official synapse image available at
-<https://hub.docker.com/r/matrixdotorg/synapse> which can be used with
-the docker-compose file available at
+<https://hub.docker.com/r/matrixdotorg/synapse> or at [`ghcr.io/matrix-org/synapse`](https://ghcr.io/matrix-org/synapse)
+which can be used with the docker-compose file available at
 [contrib/docker](https://github.com/matrix-org/synapse/tree/develop/contrib/docker).
 Further information on this including configuration options is available in the README
 on hub.docker.com.