Add Caddy Server Support Alongside Nginx (#600)

* added enum

* add config for caddy

* add svg icon

* add caddy service class

* wip

* install caddy

* create base Caddyfile with common snippets

* Create a systemd service to run Caddy in the background.

* create uninstall file

* wip

* create path

* create vhost

* get vhost

* delete site

* add php version change file

* add custom ssl

* create redirect file

* add vhost for caddy site & load balancer

* update svg

* fix caddy icon

* fix style

* add systemctl reload method

* Reload systemd after modifying the Caddy service file.

* add caddy

* added tests

* format with pint

* prevent multiple web server installations

* added error log & access log

(cherry picked from commit 2318e1b1df)

resources/views/ssh/services/webserver/caddy/install-caddy.blade.php

@@ -0,0 +1,20 @@
+# Add Caddy's GPG key and repository
+curl -1sLf 'https://dl.cloudsmith.io/public/caddy/stable/gpg.key' | sudo gpg --dearmor -o /usr/share/keyrings/caddy-stable-archive-keyring.gpg
+
+curl -1sLf 'https://dl.cloudsmith.io/public/caddy/stable/debian.deb.txt' | \
+
+sudo tee /etc/apt/sources.list.d/caddy-stable.list
+
+# Install required packages
+sudo DEBIAN_FRONTEND=noninteractive apt-get install -y \
+    debian-keyring debian-archive-keyring apt-transport-https curl
+
+# Update package list
+sudo DEBIAN_FRONTEND=noninteractive apt-get update -y
+
+# Install Caddy
+sudo DEBIAN_FRONTEND=noninteractive apt-get install caddy -y
+
+sudo mkdir /etc/caddy/sites-available
+
+sudo mkdir /etc/caddy/sites-enabled