我正在使用 Grav CMS 的 RTFM Skeleton，并尝试通过 GitHub 将其部署到 Heroku。Heroku 完成部署，说没有发生错误，但 Heroku 只是给了我 500 个错误。
有谁知道如何让这个工作？我被指向 .htaccess 文件，但看不到任何明显错误的东西（粘贴在下面）。提前谢谢了。
<IfModule mod_rewrite.c>
RewriteEngine On
## Begin RewriteBase
# If you are getting 404 errors on subpages, you may have to uncomment the RewriteBase entry
# You should change the '/' to your appropriate subfolder. For example if you have
# your Grav install at the root of your site '/' should work, else it might be something
# along the lines of: RewriteBase /<your_sub_folder>
##
# RewriteBase /
## End - RewriteBase
## Begin - Exploits
# If you experience problems on your site block out the operations listed below
# This attempts to block the most common type of exploit `attempts` to Grav
#
# Block out any script trying to base64_encode data within the URL.
RewriteCond %{QUERY_STRING} base64_encode[^(]*\([^)]*\) [OR]
# Block out any script that includes a <script> tag in URL.
RewriteCond %{QUERY_STRING} (<|%3C)([^s]*s)+cript.*(>|%3E) [NC,OR]
# Block out any script trying to set a PHP GLOBALS variable via URL.
RewriteCond %{QUERY_STRING} GLOBALS(=|\[|\%[0-9A-Z]{0,2}) [OR]
# Block out any script trying to modify a _REQUEST variable via URL.
RewriteCond %{QUERY_STRING} _REQUEST(=|\[|\%[0-9A-Z]{0,2})
# Return 403 Forbidden header and show the content of the root homepage
RewriteRule .* index.php [F]
#
## End - Exploits
## Begin - Index
# If the requested path and file is not /index.php and the request
# has not already been internally rewritten to the index.php script
RewriteCond %{REQUEST_URI} !^/index\.php
# and the requested path and file doesn't directly match a physical file
RewriteCond %{REQUEST_FILENAME} !-f
# and the requested path and file doesn't directly match a physical folder
RewriteCond %{REQUEST_FILENAME} !-d
# internally rewrite the request to the index.php script
RewriteRule .* index.php [L]
## End - Index
## Begin - Security
# Block all direct access for these folders
RewriteRule ^(.git|cache|bin|logs|backup)/(.*) error [L]
# Block access to specific file types for these folders
RewriteRule ^(system|user|vendor)/(.*)\.(txt|md|html|yaml|php|twig|sh|bat)$ error [L]
# Block all direct access to .md files:
RewriteRule \.md$ error [L]
# Block all direct access to files and folders beginning with a dot
RewriteRule (^\.|/\.) - [F]
# Block access to specific files in the root folder
RewriteRule ^(LICENSE|composer.lock|composer.json|nginx.conf|web.config)$ error [F]
## End - Security
</IfModule>
# Begin - Prevent Browsing and Set Default Resources
Options -Indexes
DirectoryIndex index.php index.html index.htm
# End - Prevent Browsing and Set Default Resources