admin_home: add git HEAD to server status.

files/routes/admin.py

@@ -449,8 +449,8 @@ def admin_git_head():
 			with open('.git/' + head_path, encoding='utf_8') as ref_f:
 				gitref = ref_f.read()[0:short_len]
 	except:
-		return '<unable to read>'
-	return gitref
+		return '<unable to read>', ''
+	return (gitref, head_txt)
 
 @app.post("/admin/site_settings/<setting>")
 @admin_level_required(PERMS['SITE_SETTINGS'])

files/templates/admin/admin_home.html

@@ -161,7 +161,7 @@
 
 <h4>Server Status</h4>
 <div>
-	Live Revision: <code>{{gitref}}</code> <br>
+	Live Revision: <code>{{gitref[0]}}</code> — <code>{{gitref[1]}}</code>
 </div>
 
 {% endblock %}