feat: rebrand to Claw Code with ASCII art banner, claw binary, lobster prompt 🦞

rust/crates/rusty-claude-cli/Cargo.toml

@@ -5,6 +5,10 @@ edition.workspace = true
 license.workspace = true
 publish.workspace = true
 
+[[bin]]
+name = "claw"
+path = "src/main.rs"
+
 [dependencies]
 api = { path = "../api" }
 commands = { path = "../commands" }