Refactor settings updates to diff TurnContextItem

codex-rs/core/tests/suite/resume_warning.rs

@@ -22,11 +22,15 @@ fn resume_history(
     let turn_ctx = TurnContextItem {
         turn_id: None,
         cwd: config.cwd.clone(),
+        shell: "zsh".to_string(),
         approval_policy: config.permissions.approval_policy.value(),
         sandbox_policy: config.permissions.sandbox_policy.get().clone(),
+        permissions_instructions: String::new(),
         network: None,
         model: previous_model.to_string(),
+        model_instructions: String::new(),
         personality: None,
+        personality_spec: String::new(),
         collaboration_mode: None,
         effort: config.model_reasoning_effort,
         summary: config.model_reasoning_summary,