feat: created built-in functions for listing, loading, and unloading skills

src/function/mod.rs

@@ -1,3 +1,4 @@
+pub(crate) mod skill;
 pub(crate) mod supervisor;
 pub(crate) mod todo;
 pub(crate) mod user_interaction;
@@ -32,6 +33,7 @@ use std::{
     process::{Command, Stdio},
 };
 use strum_macros::AsRefStr;
+use skill::SKILL_FUNCTION_PREFIX;
 use supervisor::SUPERVISOR_FUNCTION_PREFIX;
 use todo::TODO_FUNCTION_PREFIX;
 use user_interaction::USER_FUNCTION_PREFIX;
@@ -353,6 +355,12 @@ impl Functions {
         self.declarations.extend(todo::todo_function_declarations());
     }
 
+    #[allow(dead_code)]
+    pub fn append_skill_functions(&mut self) {
+        self.declarations
+            .extend(skill::skill_function_declarations());
+    }
+
     pub fn append_supervisor_functions(&mut self) {
         self.declarations
             .extend(supervisor::supervisor_function_declarations());
@@ -1039,6 +1047,13 @@ impl ToolCall {
                     json!({"tool_call_error": error_msg})
                 })
             }
+            _ if cmd_name.starts_with(SKILL_FUNCTION_PREFIX) => {
+                skill::handle_skill_tool(ctx, &cmd_name, &json_data).unwrap_or_else(|e| {
+                    let error_msg = format!("Skill tool failed: {e}");
+                    eprintln!("{}", warning_text(&format!("⚠️ {error_msg} ⚠️")));
+                    json!({"tool_call_error": error_msg})
+                })
+            }
             _ if cmd_name.starts_with(SUPERVISOR_FUNCTION_PREFIX) => {
                 supervisor::handle_supervisor_tool(ctx, &cmd_name, &json_data)
                     .await