refactor(core): remove provider module, migrate to LLMProvider, add client mode handling, improve serialization error handling, update workspace edition, and clean up conditionals and imports

crates/owlen-core/src/tools.rs

@@ -13,7 +13,7 @@ pub mod web_search;
 pub mod web_search_detailed;
 
 use async_trait::async_trait;
-use serde_json::{json, Value};
+use serde_json::{Value, json};
 use std::collections::HashMap;
 use std::time::Duration;