Update app.py

app.py

@@ -82,9 +82,9 @@ def init_db(db_name):
     cursor.execute('''
         CREATE TABLE IF NOT EXISTS contacts (
             id INTEGER PRIMARY KEY AUTOINCREMENT,
-            name TEXT NOT NULL,
-            phone TEXT NOT NULL,
-            email TEXT NOT NULL,
+            name TEXT,
+            phone TEXT,
+            email TEXT,
             vk_id TEXT,
             chat_id TEXT,
             ws_st TEXT,