add nginx.conf and improve readme

nextcloud/docker-compose.yml

@@ -5,7 +5,7 @@ services:
     image: nextcloud:production
     restart: always
     ports:
-      - 80:80
+      - 8080:80
     volumes:
       - /data:/data:rw
       - ./data:/var/www/html

nextcloud/nginx.conf

@@ -0,0 +1,30 @@
+server {
+    server_name sudomain.your.domain;
+
+    client_max_body_size 0;
+    # proxy_buffering off;
+
+    location / {
+        proxy_pass http://localhost:8080/; # set this to the nextcloud port set in doccker-compose file
+        proxy_set_header Host $host;
+        proxy_set_header X-Real-IP $remote_addr;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        proxy_set_header X-Forwarded-Proto $scheme;
+
+        client_max_body_size 0;
+        add_header Strict-Transport-Security "max-age=31536000; includeSubDomains; preload";
+
+        #access_log /var/log/nginx/nextcloud.access.log;
+        #error_log /var/log/nginx/nextcloud.error.log;
+    }
+
+    location = /.well-known/carddav {
+    return 301 $scheme://$host/remote.php/dav;
+    }
+
+    location = /.well-known/caldav {
+    return 301 $scheme://$host/remote.php/dav;
+    }
+
+    listen 80;
+}