Implement edit bookmark route

bookmarks/templates/bookmarks/edit.html

@@ -1,5 +1,24 @@
 {% extends "bookmarks/layout.html" %}
 
 {% block content %}
-    <h2>Edit bookmark</h2>
+    <h2>New bookmark</h2>
+    <form action="{% url 'bookmarks:edit' bookmark_id %}" method="post">
+        {% csrf_token %}
+        <div class="field">
+            <label for="{{ form.url.id_for_label }}">URL</label>
+            {{ form.url }}
+            {{ form.url.errors }}
+        </div>
+        <div class="field">
+            <label for="{{ form.title.id_for_label }}">Title</label>
+            {{ form.title }}
+            {{ form.title.errors }}
+        </div>
+        <div class="field">
+            <label for="{{ form.description.id_for_label }}">Description</label>
+            {{ form.description }}
+            {{ form.description.errors }}
+        </div>
+        <input type="submit" value="Save">
+    </form>
 {% endblock %}

bookmarks/templates/bookmarks/new.html

@@ -19,6 +19,6 @@
             {{ form.description }}
             {{ form.description.errors }}
         </div>
-        <input type="submit" value="Add">
+        <input type="submit" value="Save">
     </form>
 {% endblock %}