feat: add todo management feature; implement todo content tracking and display in the UI

Cargo.toml

@@ -37,6 +37,7 @@ tracing = "0.1"
 chrono = { version = "0.4", features = ["serde"] }
 tracing-subscriber = { version = "0.3", features = ["env-filter"] }
 webbrowser = "1"
+lsp-types = "0.97"
 
 [[bin]]
 name = "zesdex"