Update docs and support

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

support/nginx/mobilizon.conf

@@ -34,6 +34,8 @@ server {
     ssl_stapling on;
     ssl_stapling_verify on;
 
+    gzip on;
+    gzip_disable "msie6";
     gzip_vary on;
     gzip_proxied any;
     gzip_comp_level 6;
@@ -45,13 +47,29 @@ server {
     client_max_body_size 16m;
 
     location / {
+        gzip off;
         proxy_http_version 1.1;
+        proxy_set_header X-Real-IP $remote_addr;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+
+        # For Websocket support
         proxy_set_header Upgrade $http_upgrade;
         proxy_set_header Connection "upgrade";
         proxy_set_header Host $http_host;
 
+        proxy_redirect off;
+
         proxy_pass http://localhost:4000;
 
         client_max_body_size 16m;
     }
+
+    location ~* \.(css|js)$ {
+        root /var/www/mobilizon/priv/static;
+        etag off;
+        expires 1y;
+        access_log off;
+        add_header Cache-Control public;
+    }
+
 }