agent: Use current shell (#28470)

Release Notes:

- agent: Replace `bash` tool with `terminal` tool which uses the current
shell

---------

Co-authored-by: Bennet <bennet@zed.dev>
Co-authored-by: Antonio <antonio@zed.dev>

crates/assistant_tools/src/assistant_tools.rs

@@ -1,4 +1,3 @@
-mod bash_tool;
 mod batch_tool;
 mod code_action_tool;
 mod code_symbols_tool;
@@ -20,6 +19,7 @@ mod rename_tool;
 mod replace;
 mod schema;
 mod symbol_info_tool;
+mod terminal_tool;
 mod thinking_tool;
 
 use std::sync::Arc;
@@ -30,7 +30,6 @@ use gpui::App;
 use http_client::HttpClientWithUrl;
 use move_path_tool::MovePathTool;
 
-use crate::bash_tool::BashTool;
 use crate::batch_tool::BatchTool;
 use crate::code_action_tool::CodeActionTool;
 use crate::code_symbols_tool::CodeSymbolsTool;
@@ -48,13 +47,14 @@ use crate::read_file_tool::ReadFileTool;
 use crate::regex_search_tool::RegexSearchTool;
 use crate::rename_tool::RenameTool;
 use crate::symbol_info_tool::SymbolInfoTool;
+use crate::terminal_tool::TerminalTool;
 use crate::thinking_tool::ThinkingTool;
 
 pub fn init(http_client: Arc<HttpClientWithUrl>, cx: &mut App) {
     assistant_tool::init(cx);
 
     let registry = ToolRegistry::global(cx);
-    registry.register_tool(BashTool);
+    registry.register_tool(TerminalTool);
     registry.register_tool(BatchTool);
     registry.register_tool(CreateDirectoryTool);
     registry.register_tool(CreateFileTool);