Added docker compose dev env, improved varnish VCL, and added favicons.

config/nginx/dev/localhost.conf

@@ -0,0 +1,17 @@
+server {
+  listen 80 default_server;
+  listen [::]:80 default_server;
+
+  server_name _;
+  server_tokens off;
+
+  location / {
+    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+    proxy_set_header X-Forwarded-Proto $scheme;
+    proxy_set_header X-Real-IP $remote_addr;
+    proxy_set_header Host $http_host;
+
+    proxy_pass http://varnish:80;
+    proxy_redirect off;
+  }
+}