Improve outreach compose, contact merge, and email assets.

Add a Quill email editor with DB-backed image storage, selectable PCM designs, postcard defaults for addressed contacts, and merge-by-phone/address on the contact form.

site/messaging/templates/messaging/campaign_detail.html

@@ -108,7 +108,7 @@
             <td>{% if event.message %}{{ event.message.contact }}{% else %}—{% endif %}</td>
           </tr>
           {% empty %}
-          <tr><td colspan="3" class="empty-state">No provider events yet. Configure the SMTP2GO webhook after first send.</td></tr>
+          <tr><td colspan="3" class="empty-state">No webhook events yet. SMTP2GO must POST opens/clicks to <code>/portal/messaging/webhooks/email/</code> (see messaging README). SMTP2GO’s own “Clicked” feed does not fill this table by itself.</td></tr>
           {% endfor %}
         </tbody>
       </table>
@@ -126,7 +126,12 @@
       <tbody id="recipients-body">
         {% for message in messages %}
         <tr data-message-id="{{ message.pk }}">
-          <td>{{ message.contact }}</td>
+          <td>
+            <div>{{ message.contact }}</div>
+            {% if message.destination %}
+            <div class="muted" style="font-size:12px;margin-top:2px">{{ message.destination }}</div>
+            {% endif %}
+          </td>
           <td><span class="badge badge-{{ message.status }}">{{ message.get_status_display }}</span></td>
           <td class="muted">{{ message.provider_message_id|default:"—" }}</td>
           <td class="muted">{{ message.error|truncatechars:60|default:"—" }}</td>
@@ -165,8 +170,11 @@
         body.innerHTML = '<tr><td colspan="4" class="empty-state">No messages on this campaign.</td></tr>';
       } else {
         body.innerHTML = data.messages.map(function (m) {
+          var dest = m.destination
+            ? '<div class="muted" style="font-size:12px;margin-top:2px">' + esc(m.destination) + '</div>'
+            : '';
           return "<tr data-message-id=\"" + esc(m.id) + "\">" +
-            "<td>" + esc(m.contact) + "</td>" +
+            "<td><div>" + esc(m.contact) + "</div>" + dest + "</td>" +
             "<td><span class=\"badge badge-" + esc(m.status) + "\">" + esc(m.status_display) + "</span></td>" +
             "<td class=\"muted\">" + esc(m.provider_message_id || "—") + "</td>" +
             "<td class=\"muted\">" + esc(m.error || "—") + "</td></tr>";