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

src/config/request_context.rs

@@ -1,5 +1,6 @@
 use super::rag_cache::{RagCache, RagKey};
 use super::session::Session;
+use super::skill_registry::SkillRegistry;
 use super::todo::TodoList;
 use super::tool_scope::{McpRuntime, ToolScope};
 use super::{
@@ -82,6 +83,7 @@ pub struct RequestContext {
     pub current_depth: usize,
     pub auto_continue_count: usize,
     pub todo_list: TodoList,
+    pub skill_registry: SkillRegistry,
     pub last_continuation_response: Option<String>,
 
     pub render_mode: RenderMode,
@@ -110,6 +112,7 @@ impl RequestContext {
             current_depth: 0,
             auto_continue_count: 0,
             todo_list: TodoList::default(),
+            skill_registry: SkillRegistry::default(),
             last_continuation_response: None,
             render_mode: RenderMode::default(),
         }
@@ -157,6 +160,7 @@ impl RequestContext {
             current_depth: 0,
             auto_continue_count: 0,
             todo_list: TodoList::default(),
+            skill_registry: SkillRegistry::default(),
             last_continuation_response: None,
             render_mode: RenderMode::default(),
         })
@@ -198,6 +202,7 @@ impl RequestContext {
             current_depth: self.current_depth,
             auto_continue_count: 0,
             todo_list: self.todo_list.clone(),
+            skill_registry: self.skill_registry.clone(),
             last_continuation_response: None,
             render_mode: self.render_mode,
         }
@@ -237,6 +242,7 @@ impl RequestContext {
             current_depth,
             auto_continue_count: 0,
             todo_list: TodoList::default(),
+            skill_registry: SkillRegistry::default(),
             last_continuation_response: None,
             render_mode: parent.render_mode,
         }

src/config/skill.rs

@@ -123,9 +123,11 @@ impl Skill {
         if self.declares_tools() && !function_calling_enabled {
             return false;
         }
+        
         if self.declares_mcp_servers() && !mcp_enabled {
             return false;
         }
+
         true
     }
 

src/config/skill_registry.rs

@@ -6,6 +6,7 @@ use indexmap::IndexMap;
 use std::collections::BTreeSet;
 
 #[allow(dead_code)]
+#[derive(Clone, Default)]
 pub struct SkillRegistry {
     loaded: IndexMap<String, Skill>,
 }
@@ -22,13 +23,24 @@ impl SkillRegistry {
         if self.loaded.contains_key(name) {
             bail!("Skill '{name}' is already loaded");
         }
-
         let skill = Skill::load(name)?;
         self.loaded.insert(name.to_string(), skill);
 
         Ok(())
     }
 
+    pub fn insert(&mut self, skill: Skill) -> Result<()> {
+        let name = skill.name().to_string();
+
+        if self.loaded.contains_key(&name) {
+            bail!("Skill '{name}' is already loaded");
+        }
+
+        self.loaded.insert(name, skill);
+
+        Ok(())
+    }
+
     pub fn unload(&mut self, name: &str) -> Result<()> {
         if self.loaded.shift_remove(name).is_none() {
             bail!("Skill '{name}' is not loaded");
@@ -85,12 +97,6 @@ impl SkillRegistry {
     }
 }
 
-impl Default for SkillRegistry {
-    fn default() -> Self {
-        Self::new()
-    }
-}
-
 fn parse_csv(s: Option<&str>) -> BTreeSet<String> {
     let mut set = BTreeSet::new();
     if let Some(raw) = s {