[stable-2.18] update banner to use RTD projects subdirs

docs/docsite/.templates/banner.html

@@ -1,7 +1,7 @@
 {% if is_eol %}
 {# Creates a banner at the top of the page for EOL versions. #}
 <div id='banner' class='Admonition caution'>
-  <p>You are reading an unmaintained version of the Ansible community documentation. Unmaintained Ansible versions can contain security vulnerabilities (CVEs). Please upgrade to a maintained version. See <a href="/ansible/latest/">the latest Ansible documentation</a>. Note that this statement does not apply to Red Hat Ansible Automation Platform subscriptions. See the <a href="https://access.redhat.com/support/policy/updates/ansible-automation-platform">Ansible Automation Platform Life Cycle</a>.</p>
+  <p>You are reading an unmaintained version of the Ansible community documentation. Unmaintained Ansible versions can contain security vulnerabilities (CVEs). Please upgrade to a maintained version. See <a href="https://docs.ansible.com/projects/ansible/latest/">the latest Ansible documentation</a>. Note that this statement does not apply to Red Hat Ansible Automation Platform subscriptions. See the <a href="https://access.redhat.com/support/policy/updates/ansible-automation-platform">Ansible Automation Platform Life Cycle</a>.</p>
 </div>
 {% else %}
   <script>
@@ -27,7 +27,7 @@
     // Create a banner if we're not on the official docs site
     if (location.host == "docs.testing.ansible.com") {
       document.write('<div id="testing_banner_id" class="admonition important">' +
-                     '<p>This is the testing site for Ansible Documentation. Unless you are reviewing pre-production changes, please visit the <a href="https://docs.ansible.com/ansible/latest/">official documentation website</a>.</p> <p></p>' +
+                     '<p>This is the testing site for Ansible Documentation. Unless you are reviewing pre-production changes, please visit the <a href="https://docs.ansible.com/projects/ansible/latest/">official documentation website</a>.</p> <p></p>' +
                      '</div>');
     }
     {% if available_versions is defined %}
@@ -36,16 +36,16 @@
 
       var important = false;
       var msg = '<p>';
-      if (startsWith(current_url_path, "/ansible-core/")) {
-        msg += 'You are reading documentation for Ansible Core, which contains no plugins except for those in ansible.builtin. For documentation of the Ansible package, go to <a href="/ansible/latest">the latest documentation</a>.';
-      } else if (startsWithOneOf(current_url_path, ["/ansible/latest/", "/ansible/{{ latest_version }}/"])) {
+      if (startsWith(current_url_path, "/projects/ansible-core/")) {
+        msg += 'You are reading documentation for Ansible Core, which contains no plugins except for those in ansible.builtin. For documentation of the Ansible package, go to <a href="https://docs.ansible.com/projects/ansible/latest/">the latest documentation</a>.';
+      } else if (startsWithOneOf(current_url_path, ["/projects/ansible/latest/", "/projects/ansible/{{ latest_version }}/"])) {
         /* temp extra banner to advertise something */
         banner += extra_banner;
 
         msg += 'This is the <b>latest</b> (stable) Ansible community documentation. For Red Hat Ansible Automation Platform subscriptions, see <a href="https://access.redhat.com/support/policy/updates/ansible-automation-platform">Life Cycle</a> for version details.';
-      } else if (startsWith(current_url_path, "/ansible/2.9/")) {
+      } else if (startsWith(current_url_path, "/projects/ansible/2.9/")) {
         msg += 'You are reading the latest Red Hat released version of the Ansible documentation. Community users can use this version, or select <b>latest</b> from the version selector to the left for the most recent community version.';
-      } else if (startsWith(current_url_path, "/ansible/devel/")) {
+      } else if (startsWith(current_url_path, "/projects/ansible/devel/")) {
         /* temp extra banner to advertise something */
         banner += extra_banner;