Add the rust std as a custom sysroot

user/shell/Cargo.toml

@@ -4,4 +4,6 @@ version = "0.1.0"
 edition = "2024"
 
 [dependencies]
-std = { path = "../../crates/std" }
+# std = { path = "../../crates/std" }
+# shared = { path = "../../crates/shared", features = ["user"] }
+# core = { path = "../../crates/std/crates/core" }

user/shell/src/main.rs

@@ -1,6 +1,9 @@
-fn main() -> isize {
+fn main() {
+    let a = std::env::args();
+    for a in a {
+        println!("Argument: {}", a);
+    }
     println!(
         "Hello from PIC program loaded dynamically with custom std and a better justfile, and syscalls ! "
     );
-    0
 }