feat(irtt-cli): add optional tui output mode

crates/irtt-cli/Cargo.toml

@@ -17,10 +17,13 @@ doc = false
 [features]
 default = ["stats"]
 stats = ["dep:irtt-stats"]
+tui = ["stats", "dep:ratatui", "dep:crossterm"]
 
 [dependencies]
 clap = { version = "4.6.1", features = ["derive"] }
+crossterm = { version = "0.28.1", optional = true }
 ctrlc = "3.5.2"
 irtt-client.workspace = true
 irtt-proto.workspace = true
 irtt-stats = { workspace = true, optional = true }
+ratatui = { version = "0.29.0", optional = true }