Add route and template for signature confirmation

templates/task_orders/step_4.html

@@ -8,13 +8,13 @@
 {% block portfolio_content %}
   {% set action = url_for("task_orders.update_number", task_order_id=task_order_id) %}
 
-  <div id="upload-to-pdf" action='{{ action }}' method="POST" autocomplete="off" enctype="multipart/form-data">
+  <div id="upload-to-pdf">
     {{ form.csrf_token }}
 
     {% call StickyCTA(text=('task_orders.form.sticky_header_text' | translate )) %}
       <span class="action-group">
         <a
-          href="{{ url_for('task_orders.add_pdf', task_order_id=task_order_id)}}"
+          href="{{ url_for('task_orders.confirm_signature', task_order_id=task_order_id)}}"
           class="usa-button usa-button-primary">
           Next: Submit Task Order
         </a>

templates/task_orders/step_5.html

@@ -0,0 +1,50 @@
+{% extends "portfolios/base.html" %}
+
+{% from "components/alert.html" import Alert %}
+{% from "components/checkbox_input.html" import CheckboxInput %}
+{% from "components/sticky_cta.html" import StickyCTA %}
+
+{% block portfolio_content %}
+  {% set action = url_for("task_orders.submit_task_order", task_order_id=task_order_id) %}
+
+  <base-form inline-template>
+    <form id="upload-to-pdf" action='{{ action }}' method="POST" autocomplete="off" enctype="multipart/form-data">
+      {{ form.csrf_token }}
+
+      {% call StickyCTA(text=('task_orders.form.sticky_header_text' | translate )) %}
+        <span class="action-group">
+          <input
+            type="submit"
+            formaction="{{ action }}"
+            tabindex="0"
+            :disabled="!changed"
+            value="Next: Confirm & Submit"
+            form="upload-to-pdf"
+            class="usa-button usa-button-primary">
+          <input
+            type="button"
+            class="usa-button usa-button-secondary"
+            tabindex="0"
+            value="Previous"
+            form="upload-to-pdf"/>
+          <a
+            href="{{ cancel_url }}"
+            class="action-group__action icon-link">
+            {{ "common.cancel" | translate }}
+          </a>
+        </span>
+      {% endcall %}
+
+      <div>
+        <h1>Signature confirmation: <em>Task Order #{{task_order.number}}</em></h1>
+      </div>
+
+      {% call Alert('',
+        message="All task orders require a Contracting Officer signature."
+      ) %}
+
+        {{ CheckboxInput(form.signature) }}
+      {% endcall %}
+    </form>
+  </base-form>
+{% endblock %}