add post request for submitting toasts (pastes)

src/toastbin/app.py

@@ -10,4 +10,8 @@ instance = config['instance']['domain']
 def index():
     return render_template('index.j2', instance=instance)
 
+@app.route("/new", methods=['GET', 'POST'])
+def new():
+    return render_template('new.j2', instance=instance)
+
 app.run(debug=True)

src/toastbin/templates/new.j2

@@ -14,4 +14,13 @@
     <p>
         please follow the <a href="rules">rules</a> of {{ instance }}.
     </p>
+    <form method="post">
+        <label for="name">toast name: </label>
+        <input name="name" id="name" placeholder="name" />
+        <br>
+        <label for="contents">toast contents</label>
+        <br>
+        <textarea name="contents" id="contents" placeholder="write something here vro"></textarea>
+        <button type="post">share paste</button>
+    </form>
 </body>