[Feature] add additional pages for database purpose

[sparklingwter]

Feature Description
in order to support database system, we need to add additional landing pages in the current web design

Temporary Design 10/18/25

Link to Figma page
https://www.figma.com/design/uGFEZyiwQR8mQvAY2UUCGU/swing-with-db?node-id=0-1&t=Gqptk9rF8rXAaz6R-1