Test freedesktop trash implementation in container

Cargo.toml

@@ -29,6 +29,10 @@ env_logger = "0.10.0"
 tempfile = "3.8.0"
 defer = "0.2.1"
 
+[target.'cfg(target_os = "linux)'.dev-dependencies]
+testcontainers = "0.23"
+tokio = { version = "1", features = ["macros", "rt-multi-thread", "time"] }
+
 
 [target.'cfg(target_os = "macos")'.dependencies]
 objc2 = "0.6.2"

src/bin/trash-helper.rs

@@ -0,0 +1,19 @@
+/// Minimal CLI wrapper used by the freedesktop container tests.
+///
+/// Usage: trash-helper delete <path>
+///
+/// Exits 0 on success, 1 on trash error, 2 on bad arguments.
+fn main() {
+    let args: Vec<String> = std::env::args().collect();
+    if args.len() < 3 || args[1] != "delete" {
+        eprintln!("Usage: trash-helper delete <path>");
+        std::process::exit(2);
+    }
+    match trash::delete(&args[2]) {
+        Ok(()) => {}
+        Err(e) => {
+            eprintln!("Error: {e:?}");
+            std::process::exit(1);
+        }
+    }
+}