feat: Added todo__clear function to the todo system and updated REPL commands to have a .clear todo as well for significant changes in agent direction

src/config/todo.rs

@@ -67,6 +67,11 @@ impl TodoList {
         self.todos.is_empty()
     }
 
+    pub fn clear(&mut self) {
+        self.goal.clear();
+        self.todos.clear();
+    }
+
     pub fn render_for_model(&self) -> String {
         let mut lines = Vec::new();
         if !self.goal.is_empty() {
@@ -149,6 +154,21 @@ mod tests {
         assert!(rendered.contains("○ 2. Map"));
     }
 
+    #[test]
+    fn test_clear() {
+        let mut list = TodoList::new("Some goal");
+        list.add("Task 1");
+        list.add("Task 2");
+        list.mark_done(1);
+        assert!(!list.is_empty());
+
+        list.clear();
+        assert!(list.is_empty());
+        assert!(list.goal.is_empty());
+        assert_eq!(list.todos.len(), 0);
+        assert!(!list.has_incomplete());
+    }
+
     #[test]
     fn test_serialization_roundtrip() {
         let mut list = TodoList::new("Roundtrip");