Fix environment banner and uncommented button (#277)

Author: edwardhorsford

app/locals.js

@@ -1,5 +1,8 @@
 // app/locals.js
+const environmentMiddleware = require('./lib/middleware/environment')
+
 module.exports = (req, res, next) => {
+  environmentMiddleware(req, res, () => {})
 
   const currentUser = req.session.data.currentUser
   const currentBSU = currentUser

app/views/events/medical-information/record-breast-features.html

@@ -30,14 +30,14 @@ <h1 class="nhsuk-heading-l">
   </p>
 
   {# Button for use in testing #}
-  {{ button({
+  {# {{ button({
     text: "Show location borders",
     classes: "nhsuk-button--secondary",
     attributes: {
       id: "toggleBordersBtn"
     },
     type: "button"
-  }) }}
+  }) }} #}
 
   <div class="breast-features-diagram-header">
     <h2 class="nhsuk-heading-m">Where is the feature?</h2>