step 2 with basic crud implemented

app/templates/boxes/form.html

@@ -0,0 +1,28 @@
+{% extends "base.html" %}
+
+{% block content %}
+<div class="page-header">
+    <h1>{{ page_title }}</h1>
+    <a href="/boxes">返回箱子列表</a>
+</div>
+
+<form method="post" action="{{ form_action }}" class="stack">
+    <label>
+        名称
+        <input type="text" name="name" value="{{ box.name if box else '' }}" required>
+    </label>
+    <label>
+        房间
+        <input type="text" name="room" value="{{ box.room if box and box.room else '' }}">
+    </label>
+    <label>
+        状态
+        <input type="text" name="status" value="{{ box.status if box and box.status else '' }}">
+    </label>
+    <label>
+        备注
+        <textarea name="note" rows="4">{{ box.note if box and box.note else '' }}</textarea>
+    </label>
+    <button type="submit">{{ submit_label }}</button>
+</form>
+{% endblock %}