got all the load script stuff done.

added script args to main shell
also added userlib tests to ci

src/stl.rs

@@ -16,6 +16,7 @@
  */
 
 use crate::segment::{Ctr, Seg, Type};
+use crate::run::{run_callback, RUN_DOCSTRING};
 use crate::sym::{Args, SymTable, Symbol, ValueType};
 use std::rc::Rc;
 
@@ -582,6 +583,18 @@ pub fn static_stdlib(syms: &mut SymTable) -> Result<(), String> {
         }
     );
 
+    syms.insert(
+        "load".to_string(),
+        Symbol {
+            name: String::from("load"),
+            args: Args::Strict(vec![Type::String]),
+            conditional_branches: false,
+            docs: RUN_DOCSTRING.to_string(),
+            value: ValueType::Internal(Rc::new(run_callback)),
+            ..Default::default()
+        }
+    );
+
     Ok(())
 }