feat: Implement blog post management including database schema, models, handlers, and UI.

templates/posts_list.html

@@ -0,0 +1,42 @@
+{% extends "base.html" %}
+{% block title %}Manage Blog Posts{% endblock %}
+{% block content %}
+
+<h2>Manage Blog Posts</h2>
+
+<a href="/__dungeon">Back to Dashboard</a> | <a href="/__dungeon/posts/new">Create New Post</a>
+<br><br>
+
+{% if let Some(err) = error %}
+<font color="red"><b>{{ err }}</b></font><br><br>
+{% endif %}
+
+{% if posts.is_empty() %}
+<i>No posts found.</i>
+{% else %}
+<table border="1" cellpadding="5" cellspacing="0">
+    <tr>
+        <th>ID</th>
+        <th>Title</th>
+        <th>Visibility</th>
+        <th>Created At</th>
+        <th>Actions</th>
+    </tr>
+    {% for post in posts %}
+    <tr>
+        <td>{{ post.id }}</td>
+        <td>{{ post.title }}</td>
+        <td>{{ post.visibility }}</td>
+        <td>{{ post.created_at }}</td>
+        <td>
+            <a href="/__dungeon/posts/edit/{{ post.id }}">Edit</a> |
+            <form method="POST" action="/__dungeon/posts/delete/{{ post.id }}" style="display:inline;">
+                <input type="submit" value="Delete">
+            </form>
+        </td>
+    </tr>
+    {% endfor %}
+</table>
+{% endif %}
+
+{% endblock %}