Complete govuk-width-container migration and fix add-org template

app/templates/views/organizations/add-organization.html

@@ -1,4 +1,4 @@
-{% extends "base.html" %}
+{% extends "views/platform-admin/_base_template.html" %}
 {% from "components/page-header.html" import page_header %}
 {% from "components/page-footer.html" import page_footer %}
 {% from "components/form.html" import form_wrapper %}
@@ -7,31 +7,11 @@
   New organization
 {% endblock %}
 
-{% block main %}
-  <div class="govuk-width-container">
-    <div class="navigation-service usa-breadcrumb">
-      <a href="{{ url_for('.organizations') }}" class="usa-link navigation-service usa-breadcrumb__link usa-breadcrumb-back-to">All organizations</a>
-      <a href="{{ url_for('main.choose_account') }}" class="usa-link navigation-service usa-breadcrumb-switch">Switch service</a>
-    </div>
-
-    <div class="grid-row">
-      <div class="grid-col-3">
-        &nbsp;
-      </div>
-      <div class="grid-col-9">
-        <main class="govuk-main-wrapper column-main" id="main-content" role="main" >
-          {% block beforeContent %}{% endblock %}
-          {% block content %}
-            {{ page_header('New organization') }}
-            {% call form_wrapper() %}
-              {{ form.name }}
-              {{ form.organization_type }}
-              {{ page_footer('Save') }}
-            {% endcall %}
-          {% endblock %}
-        </main>
-      </div>
-    </div>
-  </div>
-
+{% block platform_admin_content %}
+  {{ page_header('New organization') }}
+  {% call form_wrapper() %}
+    {{ form.name }}
+    {{ form.organization_type }}
+    {{ page_footer('Save') }}
+  {% endcall %}
 {% endblock %}

urls.js

@@ -72,6 +72,11 @@ const routes = {
       label: 'Platform Admin Live Services',
       path: '/platform-admin/live-services',
     },
+    // Organization pages
+    {
+      label: 'Add Organization',
+      path: '/organizations/add',
+    },
   ],
 
   // Using Notify section