fix form error

Author: YuukiRen

app.py

@@ -36,9 +36,9 @@ def add_book():
 @app.route("/add/form",methods=['GET','POST'])
 def add_book_form():
     if request.method == 'POST':
-        name = request.args.get('name')
-        author = request.args.get('author')
-        published = request.args.get('published')
+        name = request.form.get('name')
+        author = request.form.get('author')
+        published = request.form.get('published')
         try:
             book = Book(
                 name = name,
@@ -70,3 +70,4 @@ def get_by_id():
 
 if __name__ == '__main__':
     app.run()
+postgres://ndjfjdaqecakwt:c4444fec8c566815207a1bda26f921505cf0399df9b29eb25b7944e88bc125e8@ec2-54-225-106-93.compute-1.amazonaws.com:5432/d4iseb498qj31j