AI models shared registry + Code cleanup + Better async handling + Some fixes, etc

crates/jarvis-core/src/lua/api/http.rs

@@ -148,7 +148,7 @@ fn http_request_with_headers(
 
 // Convert Lua table to serde_json::Value
 fn table_to_json(lua: &Lua, table: Table) -> mlua::Result<serde_json::Value> {
-    use serde_json::{Value as JsonValue, Map, Number};
+    use serde_json::{Value as JsonValue, Map};
     
     // check if it's an array (sequential integer keys starting from 1)
     let is_array = table.clone().pairs::<i64, Value>()

crates/jarvis-core/src/lua/engine.rs

@@ -1,9 +1,7 @@
-use mlua::{Lua, Result as LuaResult, Value, StdLib};
+use mlua::{Lua, Value, StdLib};
 use std::path::PathBuf;
-use std::time::{Duration, Instant};
+use std::time::Duration;
 use std::fs;
-use std::sync::atomic::{AtomicBool, Ordering};
-use std::sync::{Arc, mpsc};
 
 use super::sandbox::SandboxLevel;
 use super::error::LuaError;