chore: remove unused Rust projects

src/xatu/BUILD

@@ -1,20 +0,0 @@
-load("@rules_rust//rust:defs.bzl", "rust_binary", "rust_library", "rust_test")
-
-rust_library(
-    name = "xatu_lib",
-    crate_name = "xatu",
-    srcs = ["lib.rs"],
-)
-
-rust_binary(
-    name = "xatu",
-    crate_name = "xatu_cli",
-    srcs = ["main.rs"],
-    deps = [":xatu_lib"],
-)
-
-rust_test(
-    name = "lib_test",
-    srcs = ["lib_test.rs"],
-    deps = [":xatu_lib"],
-)

src/xatu/Cargo.toml

@@ -1,13 +0,0 @@
-[package]
-name = "xatu"
-version = "0.1.0"
-edition = "2024"
-
-[lib]
-path = "lib.rs"
-
-[[bin]]
-name = "xatu"
-path = "main.rs"
-
-[dependencies]

src/xatu/lib.rs

@@ -1,5 +0,0 @@
-pub const GREETING: &str = "Hello from Xatu";
-
-pub fn greeting() -> &'static str {
-    GREETING
-}

src/xatu/lib_test.rs

@@ -1,4 +0,0 @@
-#[test]
-fn greeting_returns_hello_message() {
-    assert_eq!(xatu::greeting(), "Hello from Xatu");
-}

src/xatu/main.rs

@@ -1,3 +0,0 @@
-fn main() {
-    println!("{}", xatu::greeting());
-}