feat(tool): tambah abort_flag ke ToolCtx dan sambungkan dari session state

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

src/app/state/rest.rs

@@ -283,6 +283,29 @@ impl AppStateRest {
             lsp_manager: self.lsp_manager.clone(),
             turn_events: Some(self.turn_events.clone()),
             workflow_findings: None,
+            abort_flag: Some(self.abort_flag.clone()),
         }
     }
 }
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn tool_ctx_for_shares_the_session_abort_flag() {
+        let tmp = std::env::temp_dir().join(format!("zesdex-rest-test-{}", uuid::Uuid::new_v4()));
+        std::fs::create_dir_all(&tmp).unwrap();
+        let state = AppStateRest::new(vec![tmp.clone()], &tmp, tmp.join("memory"));
+
+        let ctx = state.tool_ctx_for(Origin::Main);
+
+        assert!(ctx.abort_flag.is_some());
+        assert!(std::sync::Arc::ptr_eq(
+            ctx.abort_flag.as_ref().unwrap(),
+            &state.abort_flag,
+        ));
+
+        std::fs::remove_dir_all(&tmp).ok();
+    }
+}