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-rw-r--r--lib/gitlab/shard_health_cache.rb2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/gitlab/shard_health_cache.rb b/lib/gitlab/shard_health_cache.rb
index 3f03f46d4b1..6612347438e 100644
--- a/lib/gitlab/shard_health_cache.rb
+++ b/lib/gitlab/shard_health_cache.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
module Gitlab
class ShardHealthCache
HEALTHY_SHARDS_KEY = 'gitlab-healthy-shards'.freeze