Update docs

docs/reverse_proxy_nginx.md

@@ -7,7 +7,7 @@ events {
 
 http {
 	error_log /var/log/nginx/error.log warn;
-	server_tokens off; # Disables emitting nginx version on error pages and in the “Server” response header field.
+	server_tokens off; # Disables emitting nginx version on error pages and in the "Server" response header field.
 
 	ssl_protocols TLSv1.2 TLSv1.3; # TLSv1.2 enables HTTPS on older devices.
 
@@ -16,8 +16,9 @@ http {
 
 	proxy_http_version 1.1;
 	
-	# Required for Lenpaste to work correctly.
+	# Required for Lenmonitor to work correctly.
 	proxy_set_header Host $host;
+	proxy_set_header X-Forwarded-For $remote_addr;
 	proxy_set_header X-Forwarded-Proto $scheme;
 }
 
@@ -31,7 +32,7 @@ server {
 
 	location / {
 		proxy_pass http://localhost:8000/;
-		#return 301 https://$host$request_uri; - redirect to HTTPS
+		#return 301 https://$host$request_uri; - redirect from HTTP to HTTPS
 	}
 
 	# Required for Lets Encrypt