websites: Add chmod777.sh

*chmod777.sh* is a simple static website, generated by Hugo.  It is
built and published from a Jenkins pipeline, which runs automatically
when new commits are pushed to Gitea.

The HTTPS certificate for this site is signed by Let's Encrypt and
managed by `lego` in the `certs` submodule.

roles/websites/chmod777.sh/files/chmod777.sh.httpd.conf

@@ -0,0 +1,28 @@
+<VirtualHost _default_:80>
+ServerName chmod777.sh
+ServerAlias blog.chmod777.sh www.chmod777.sh
+RewriteEngine On
+RewriteRule (.*) https://chmod777.sh$1 [R=301,L]
+</VirtualHost>
+
+<VirtualHost _default_:443>
+ServerName chmod777.sh
+ServerAlias blog.chmod777.sh www.chmod777.sh
+
+RewriteEngine On
+RewriteCond %{SERVER_NAME} !^chmod777\.sh
+RewriteRule (.*) https://chmod777.sh$2 [R=301,L]
+
+Include conf.d/ssl.include
+SSLCertificateKeyFile /etc/pki/tls/private/chmod777.sh.key
+SSLCertificateFile /etc/pki/tls/certs/chmod777.sh.cer
+
+<IfModule mod_headers.c>
+	Header always set Strict-Transport-Security "max-age=63072000; includeSubDomains"
+</IfModule>
+
+DocumentRoot /srv/www/chmod777.sh/htdocs
+<Directory /srv/www/chmod777.sh/htdocs>
+	Require all granted
+</Directory>
+</VirtualHost>