handle multiple PHP versions and their modules

defaults/main.yml

@@ -1,3 +1,16 @@
 ---
-php_sapi: fpm
-php_modules: []
+# php_versions:
+#   - version: "8.3"
+#     modules:
+#       - php8.3-mysql
+#       - php8.3-gd
+#       - php8.3-xml
+#       - php8.3-mbstring
+#       - php8.3-zip
+#   - version: "8.4"
+#     modules:
+#       - php8.4-mysql
+#       - php8.4-gd
+#       - php8.4-xml
+#       - php8.4-mbstring
+#       - php8.4-zip