refactor: remove unnecessary PPA tasks - PHP 8.4 is already in Ubuntu 24.04 default repos

- Removed PHP PPA addition tasks from both playbooks
- Simplified package installation (no external PPA needed)
- PHP 8.4 available in Ubuntu 24.04 default repos

playbooks/lemp-wordpress-ultimate.yml

@@ -80,7 +80,24 @@
     # These variables come from inventory/production.yml
     # wp_admin_user, wp_admin_password, wp_admin_email, wp_site_title
 
-  tasks:
+tasks:
+    # IMPORTANT: Pre-flight checks - create basic directory structure FIRST
+    - name: Ensure /var/www exists
+      file:
+        path: /var/www
+        state: directory
+        mode: '0755'
+      tags: [preflight]
+
+    - name: Create web root directory
+      file:
+        path: /var/www/html
+        state: directory
+        owner: www-data
+        group: www-data
+        mode: '0755'
+      tags: [preflight]
+
     # Package Installation
     - name: Update package cache
       apt:
@@ -88,9 +105,15 @@
         cache_valid_time: 3600
       tags: packages
 
-    - name: Install gnupg for PPA
+    - name: Install nginx first (required for web root)
+      apt:
+        name: nginx
+        state: present
+      tags: [packages, nginx]
+
+    - name: Install all required packages
       package:
-        name: gnupg
+        name: "{{ packages }}"
         state: present
       tags: packages