Update Dockerfile

Dockerfile

@@ -25,6 +25,8 @@ ARG ADOBE_ANALYTICS_URL=""
 ARG THANK_YOU_EMAIL
 ARG NEXT_PUBLIC_NOTIFY_REPORT_A_PROBLEM_EMAIL
 ARG ENVIRONMENT
+ARG NOTIFY_API_KEY
+ARG NOTIFY_FEEDBACK_TEMPLATE_ID
 
 RUN yarn build
 
@@ -50,13 +52,12 @@ USER nextjs
 
 ENV REPORT_A_PROBLEM_ENABLED=true
 ENV NOTIFY_BASE_API_URL=https://api.notification.canada.ca
-# Figure out best practice for passing variables not used during container build
-# ENV NOTIFY_API_KEY
-# ENV NOTIFY_REPORT_A_PROBLEM_TEMPLATE_ID
+ENV NOTIFY_API_KEY
+ENV NOTIFY_FEEDBACK_TEMPLATE_ID
 
 EXPOSE 3000
 
 # Update me if you change the port
 ENV PORT 3000
 
-CMD ["node", "server.js"]
+CMD ["node", "server.js"]