Make agent tools schema-driven

src/app/generation.rs

@@ -479,6 +479,8 @@ impl App {
             return;
         }
         #[cfg(target_os = "macos")]
+        self.reset_agent_tool_repeats();
+        #[cfg(target_os = "macos")]
         let opening_turn = self.selected_session.is_none();
         #[cfg(target_os = "macos")]
         let opening_agents = if opening_turn {
@@ -1193,6 +1195,20 @@ impl App {
         }
     }
 
+    #[cfg(target_os = "macos")]
+    fn reset_agent_tool_repeats(&mut self) {
+        let Some((session_id, tools)) = &self.agent_tools else {
+            return;
+        };
+        if Some(*session_id) != self.selected_session {
+            return;
+        }
+        tools
+            .lock()
+            .unwrap_or_else(|poisoned| poisoned.into_inner())
+            .reset_repeated_calls();
+    }
+
     fn finish_turn_summary(&mut self) {
         self.context_notice = None;
         let Some(turn) = self.active_turn.take() else {
@@ -1307,6 +1323,7 @@ impl App {
         let assistant_reasoning = effective.turn.reasoning_mode != ReasoningMode::Direct;
         let queued = queued_prompt(self.queued_inputs.drain(..));
         if queued.is_some() {
+            self.reset_agent_tool_repeats();
             self.a2ui_auto_switch_pending = true;
         }
         let reminders = if self.system_prompt_reminder_due() {