gallery refractoring work

[github-actions[bot]]

Visit the preview URL for this PR (updated for commit c8941a3):

https://taiwan-place--pr10-gallery-refractoring-bcu3hucm.web.app

_{(expires Fri, 04 Aug 2023 23:04:08 GMT)}

_{🔥 via Firebase Hosting GitHub Action 🌎}

_{Sign: 17ade2e8f33c78853e81553d3322a771de78b71d}