crates/notebook/examples/scratch_bgsync.rs     |  42 ++++++
 crates/snowbound/assets/icons/custom-color.svg |  11 ++
 crates/snowbound/src/aqua.rs                   |   2 +-
 crates/snowbound/src/art.rs                    |   1 +
 crates/snowbound/src/background.rs             | 158 +++++++++++++++++------
 crates/snowbound/src/commands.rs               |   5 +-
 crates/snowbound/src/macos.rs                  |   5 +-
 crates/snowbound/src/main.rs                   |  63 ++++-----
 crates/snowbound/src/sync.rs                   |  49 ++-----
 crates/snowbound/src/templates.rs              |  55 +++++++-
 crates/ui/src/layout.rs                        |  13 +-
 crates/ui/src/lib.rs                           |   3 +
 crates/ui/src/popup.rs                         | 221 ++++++++++++++++++++++++++++++++
 crates/ui/src/tests.rs                         |  29 ++++-
 14 files changed, 541 insertions(+), 116 deletions(-)