implemented most of the pixiv scraper

src/db/swipes.py

@@ -20,8 +20,11 @@ def create_swipe(
             """,
             (username, feed_id, picture_id, value),
         )
+        result = cur.fetchone()
         conn.commit()
-        return cur.rowcount > 0
+        if result is None:
+            return None
+        return result[0]
 
 
 def delete_swipe(