added pages builder, to do universal traits for builders

Cargo.toml

@@ -6,6 +6,7 @@ edition = "2021"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
+adw = { version = "0.6.0", package = "libadwaita", features = ["v1_4"] }
 bitvec = "1.0.1"
 gtk4 = "0.8.1"
 tokio = { version = "1.0.0", features = ["rt", "rt-multi-thread", "macros"] }