Prompt before running some tools (#27284)

Also includes some fixes for how the Lua tool was being generated.

<img width="644" alt="Screenshot 2025-03-21 at 6 26 18 PM"
src="https://github.com/user-attachments/assets/51bd1685-5b3f-4ed3-b11e-6fa8017847d4"
/>


Release Notes:

- N/A

---------

Co-authored-by: Ben <ben@zed.dev>
Co-authored-by: Agus Zubiaga <agus@zed.dev>
Co-authored-by: Joseph T. Lyons <JosephTLyons@gmail.com>
Co-authored-by: Danilo Leal <daniloleal09@gmail.com>
Co-authored-by: Ben Kunkle <ben.kunkle@gmail.com>

crates/assistant_tool/src/assistant_tool.rs

@@ -1,14 +1,14 @@
 mod tool_registry;
 mod tool_working_set;
 
-use std::sync::Arc;
-
 use anyhow::Result;
 use collections::{HashMap, HashSet};
 use gpui::{App, Context, Entity, SharedString, Task};
 use language::Buffer;
 use language_model::LanguageModelRequestMessage;
 use project::Project;
+use std::fmt::{self, Debug, Formatter};
+use std::sync::Arc;
 
 pub use crate::tool_registry::*;
 pub use crate::tool_working_set::*;
@@ -38,6 +38,10 @@ pub trait Tool: 'static + Send + Sync {
         ToolSource::Native
     }
 
+    /// Returns true iff the tool needs the users's confirmation
+    /// before having permission to run.
+    fn needs_confirmation(&self) -> bool;
+
     /// Returns the JSON schema that describes the tool's input.
     fn input_schema(&self) -> serde_json::Value {
         serde_json::Value::Object(serde_json::Map::default())
@@ -57,6 +61,12 @@ pub trait Tool: 'static + Send + Sync {
     ) -> Task<Result<String>>;
 }
 
+impl Debug for dyn Tool {
+    fn fmt(&self, f: &mut Formatter<'_>) -> fmt::Result {
+        f.debug_struct("Tool").field("name", &self.name()).finish()
+    }
+}
+
 /// Tracks actions performed by tools in a thread
 #[derive(Debug)]
 pub struct ActionLog {