dev
index
Carbon: add welcome page
update landing page for 2.0
Homepage: replace index imgs
docs update
Changelog: update for 1.4.5
update readme
Carbon: doc's scroll & primary color (#7299)
Add card component
Chore: support theme configuration (#15190)
Revert "Revert "Chore: update new 2.9.0 index page (#15682)" (#15801)" (#15856)
add footer and demo-block
Docs: add algolia search
chore: init theme (#14508)
