Refactor nginx management to use helper

Replace direct nginx systemctl/ln calls with the `nginx_enable_site` helper function across multiple update scripts. Also use `get_php_fpm_socket` in paymenter.sh for dynamic PHP socket path instead of hardcoded version string.

ct/dispatcharr.sh

@@ -100,7 +100,7 @@ server {
     }
 }
 EOF
-    systemctl reload nginx
+    nginx_enable_site dispatcharr.conf
     msg_ok "Migrated Nginx Configuration"
   fi
 

ct/feishin.sh

@@ -59,9 +59,7 @@ function update_script() {
 
     envsubst </opt/feishin/settings.js.template >/etc/nginx/conf.d/settings.js
     envsubst '${PUBLIC_PATH}' </opt/feishin/ng.conf.template >/etc/nginx/sites-available/feishin
-    ln -sf /etc/nginx/sites-available/feishin /etc/nginx/sites-enabled/feishin
-    rm -f /etc/nginx/sites-enabled/default
-    systemctl restart nginx
+    nginx_enable_site feishin
     msg_ok "Published Web Assets"
 
     msg_ok "Updated successfully!"

ct/paymenter.sh

@@ -34,8 +34,9 @@ function update_script() {
   if [[ "$CURRENT_PHP" != "8.3" ]]; then
     PHP_VERSION="8.3" PHP_FPM="YES" setup_php
     setup_composer
-    sed -i 's|php8\.2-fpm\.sock|php8.3-fpm.sock|g' /etc/nginx/sites-available/paymenter.conf
-    $STD systemctl reload nginx
+    PHP_SOCK=$(get_php_fpm_socket)
+    sed -i "s|fastcgi_pass unix:.*|fastcgi_pass unix:${PHP_SOCK};|" /etc/nginx/sites-available/paymenter.conf
+    nginx_enable_site paymenter.conf
   fi
 
   if check_for_gh_release "paymenter" "paymenter/paymenter"; then

ct/rackula.sh

@@ -62,9 +62,9 @@ function update_script() {
     msg_ok "Updated Configuration"
 
     msg_info "Starting Services"
-    $STD nginx -t
     systemctl daemon-reload
-    systemctl start nginx rackula-api
+    nginx_enable_site rackula
+    systemctl start rackula-api
     msg_ok "Started Services"
     msg_ok "Updated successfully!"
   fi

ct/romm.sh

@@ -75,7 +75,7 @@ function update_script() {
       systemctl reload angie
     elif [[ -f /etc/nginx/sites-available/romm ]]; then
       sed -i "s|alias .*/library/;|alias ${ROMM_BASE}/library/;|" /etc/nginx/sites-available/romm
-      systemctl reload nginx
+      nginx_enable_site romm
     fi
     msg_ok "Updated ROMM"
 

ct/sparkyfitness.sh

@@ -93,7 +93,8 @@ EOF
     msg_ok "Refreshed SparkyFitness Service"
 
     msg_info "Starting Services"
-    $STD systemctl start sparkyfitness-server nginx
+    $STD systemctl start sparkyfitness-server
+    nginx_enable_site sparkyfitness
     msg_ok "Started Services"
     msg_ok "Updated successfully!"
   fi