fix: add constructor for php lang

Author: ChiragAgg5k

templates/cli/lib/type-generation/languages/php.js.twig

@@ -44,6 +44,20 @@ class <%- toPascalCase(collection.name) %> {
 <% for (const attribute of collection.attributes ){ -%>
   public <%- getType(attribute) %> $<%- toCamelCase(attribute.key) %>;
 <% } -%>
+
+  public function __construct(
+<% for (const attribute of collection.attributes ){ -%>
+<% if (attribute.required) { -%>
+    <%- getType(attribute).replace('|null', '') %> $<%- toCamelCase(attribute.key) %><% if (collection.attributes.indexOf(attribute) < collection.attributes.length - 1) { %>,<% } %>
+<% } else { -%>
+    ?<%- getType(attribute).replace('|null', '') %> $<%- toCamelCase(attribute.key) %> = null<% if (collection.attributes.indexOf(attribute) < collection.attributes.length - 1) { %>,<% } %>
+<% } -%>
+<% } -%>
+  ) {
+<% for (const attribute of collection.attributes ){ -%>
+    $this-><%- toCamelCase(attribute.key) %> = $<%- toCamelCase(attribute.key) %>;
+<% } -%>
+  }
 }`;
   }