From 82d4f40a0866003224e8c64b6fcc1deb75708f82 Mon Sep 17 00:00:00 2001
From: Stefan Bethke <stb@lassitu.de>
Date: Mon, 2 Jun 2025 20:10:33 +0200
Subject: [PATCH] Helper to auto deploy from cron

---
 scripts/pull-and-restart.sh | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100755 scripts/pull-and-restart.sh

diff --git a/scripts/pull-and-restart.sh b/scripts/pull-and-restart.sh
new file mode 100755
index 0000000..171a8f6
--- /dev/null
+++ b/scripts/pull-and-restart.sh
@@ -0,0 +1,17 @@
+#!/bin/sh
+
+#
+# Try to pull the most recent image, and restart docker compose if it has changes
+#
+if [ $# -ne 2 ]; then
+  echo "usage: pull-and-restart image compose.yaml" >&2
+  exit 64
+fi
+
+before="$(docker inspect --format='{{index .RepoDigests 0}}' $1)"
+docker pull docker inspect --format='{{index .RepoDigests 0}}'
+after="$(docker inspect --format='{{index .RepoDigests 0}}' $1)"
+
+if [ "$before" != "$after" ]; then
+  docker compose -f $2 up -d
+fi