saving uncommitted changes in /etc prior to apt run

apache2/conf-available/php8.0-cgi.conf

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+# This file replaces old system MIME types and sets them only in the
+# Apache webserver
+
+# application/x-httpd-php                        phtml php
+<FilesMatch ".+\.ph(ar|p|tml)$">
+    SetHandler application/x-httpd-php
+</FilesMatch>
+# application/x-httpd-php-source                 phps
+<FilesMatch ".+\.phps$">
+    SetHandler application/x-httpd-php-source
+    # Deny access to raw php sources by default
+    # To re-enable it's recommended to enable access to the files
+    # only in specific virtual host or directory
+    Require all denied
+</FilesMatch>
+# Deny access to files without filename (e.g. '.php')
+<FilesMatch "^\.ph(ar|p|ps|tml)$">
+    Require all denied
+</FilesMatch>
+
+# To enable PHP CGI site-wide, just uncomment following lines, however
+# as a security measure, it's recommended to enable PHP just in the
+# specific virtual servers or just specific directories
+
+#ScriptAlias /cgi-bin/ /usr/lib/cgi-bin/
+#<Directory "/usr/lib/cgi-bin">
+#    AllowOverride None
+#    Options +ExecCGI -MultiViews +SymLinksIfOwnerMatch
+#    Order allow,deny
+#    Allow from all
+#</Directory>
+#Action application/x-httpd-php /cgi-bin/php8.0

apache2/conf-available/php8.0-fpm.conf

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+# Redirect to local php-fpm if mod_php is not available
+<IfModule !mod_php8.c>
+<IfModule proxy_fcgi_module>
+    # Enable http authorization headers
+    <IfModule setenvif_module>
+    SetEnvIfNoCase ^Authorization$ "(.+)" HTTP_AUTHORIZATION=$1
+    </IfModule>
+
+    <FilesMatch ".+\.ph(ar|p|tml)$">
+        SetHandler "proxy:unix:/run/php/php8.0-fpm.sock|fcgi://localhost"
+    </FilesMatch>
+# The default configuration works for most of the installation, however it could
+# be improved in various ways. One simple improvement is to not pass files that
+# doesn't exist to the handler as shown below, for more configuration examples
+# see https://wiki.apache.org/httpd/PHP-FPM
+#    <FilesMatch ".+\.ph(ar|p|tml)$">
+#        <If "-f %{REQUEST_FILENAME}">
+#            SetHandler "proxy:unix:/run/php/php8.0-fpm.sock|fcgi://localhost"
+#        </If>
+#    </FilesMatch>
+    <FilesMatch ".+\.phps$">
+        # Deny access to raw php sources by default
+        # To re-enable it's recommended to enable access to the files
+        # only in specific virtual host or directory
+        Require all denied
+    </FilesMatch>
+    # Deny access to files without filename (e.g. '.php')
+    <FilesMatch "^\.ph(ar|p|ps|tml)$">
+        Require all denied
+    </FilesMatch>
+</IfModule>
+</IfModule>