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/context_server/src/context_server_tool.rs

@@ -44,6 +44,10 @@ impl Tool for ContextServerTool {
         }
     }
 
+    fn needs_confirmation(&self) -> bool {
+        true
+    }
+
     fn input_schema(&self) -> serde_json::Value {
         match &self.tool.input_schema {
             serde_json::Value::Null => {