Improve local tool execution and shell output panes

app/src/ai/agent/api/convert_conversation.rs

@@ -834,7 +834,10 @@ pub(crate) fn convert_tool_call_result_to_input(
                         })
                         .collect();
 
-                    GrepResult::Success { matched_files }
+                    GrepResult::Success {
+                        matched_files,
+                        truncated: false,
+                    }
                 }
                 Some(api::grep_result::Result::Error(error)) => {
                     GrepResult::Error(error.message.clone())

app/src/ai/agent/mod.rs

@@ -1343,11 +1343,20 @@ impl<'a> std::fmt::Display for MarkdownActionResult<'a> {
                 FileGlobV2Result::Cancelled => write!(f, "\n_File glob cancelled_"),
             },
             AIAgentActionResultType::Grep(result) => match result {
-                GrepResult::Success { matched_files } => {
+                GrepResult::Success {
+                    matched_files,
+                    truncated,
+                } => {
                     write!(f, "\n\n**Grep Results:**\n\n")?;
                     for file in matched_files {
                         writeln!(f, "- **{}**", file.file_path)?;
                     }
+                    if *truncated {
+                        writeln!(
+                            f,
+                            "\n_Additional matches omitted; narrow the query or path._"
+                        )?;
+                    }
                     Ok(())
                 }
                 GrepResult::Error(message) => {