From b6ed63841d7912e9bb2eaf8df2ebf76d7987b60e Mon Sep 17 00:00:00 2001
From: evazion <noizave@gmail.com>
Date: Mon, 8 Jun 2020 18:12:32 -0500
Subject: [PATCH] footer: fix exception if git hash isn't defined.

The git hash may be undefined when running in a Docker container.
---
 app/views/static/_footer.html.erb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/views/static/_footer.html.erb b/app/views/static/_footer.html.erb
index 2c733bbad..e9a91bb27 100644
--- a/app/views/static/_footer.html.erb
+++ b/app/views/static/_footer.html.erb
@@ -5,7 +5,7 @@
   /
   <span class="social-icons">
     <% if Danbooru.config.source_code_url.present? %>
-      <%= link_to Danbooru.config.source_code_url, title: "Running commit: #{Rails.application.config.x.git_hash.first(9)}", class: "social-icon" do %>
+      <%= link_to Danbooru.config.source_code_url, title: "Running commit: #{Rails.application.config.x.git_hash&.first(9)}", class: "social-icon" do %>
         <img src="/images/github-logo.png">
       <% end %>
     <% end %>