Add Doris Schoolhouse and clean pending homelab changes

home/doris-schoolhouse/app/templates/dashboard.html

@@ -0,0 +1,42 @@
+{% extends 'base.html' %}
+{% block content %}
+<section class="hero">
+  <div class="card">
+    <h2>Overview</h2>
+    <div class="stat-grid" id="summary-stats">
+      <div><strong>Courses</strong><span id="stat-courses">—</span></div>
+      <div><strong>Assignments</strong><span id="stat-assignments">—</span></div>
+      <div><strong>Submissions</strong><span id="stat-submissions">—</span></div>
+      <div><strong>Recordings</strong><span id="stat-recordings">—</span></div>
+    </div>
+    <p class="muted" id="backend-note">Loading backend…</p>
+    <button id="sync-button" type="button">Refresh from D2L</button>
+    <p class="muted" id="sync-status">No sync run loaded yet.</p>
+  </div>
+  <div class="card">
+    <h2>What this app currently does</h2>
+    <ul>
+      <li>Reads current D2L scrape data</li>
+      <li>Caches course and assignment rows</li>
+      <li>Stores assignment upload intake records</li>
+      <li>Stores recording upload intake records</li>
+      <li>Builds Paperless/n8n handoff payloads</li>
+    </ul>
+  </div>
+</section>
+
+<section class="three-up">
+  <div class="card">
+    <h2>Recent assignments</h2>
+    <div id="recent-assignments" class="list-block muted">Loading…</div>
+  </div>
+  <div class="card">
+    <h2>Recent submissions</h2>
+    <div id="recent-submissions" class="list-block muted">Loading…</div>
+  </div>
+  <div class="card">
+    <h2>Recent recordings</h2>
+    <div id="recent-recordings" class="list-block muted">Loading…</div>
+  </div>
+</section>
+{% endblock %}