feat: add sensitive default upload settings

Author: phanan

nginx.conf.example

@@ -9,6 +9,7 @@ server {
   gzip_comp_level  9;
 
   send_timeout    3600;
+  client_max_body_size  50M;
 
   location / {
     try_files   $uri $uri/ /index.php?$args;

public/.htaccess

@@ -105,3 +105,6 @@
   </IfModule>
 
 </IfModule>
+
+php_value upload_max_filesize 50M
+php_value post_max_size 50M

public/.user.ini.example

@@ -1,6 +1,6 @@
 ; If your server uses a CGI/FastCGI SAPI, PHP supports per-directory configuration
 ; via .user.ini files. For example, you can increase the upload file and post size
-; limits by setting the desired values here renaming this file into .user.ini.
+; limits by setting the desired values here and renaming this file into .user.ini.
 
-upload_max_filesize = 20M
-post_max_size = 21M
+upload_max_filesize = 50M
+post_max_size = 50M