feat: add search to fs_read, refactoring fs_read into different modes (#811)

* feat: add search to fs_read, refactoring fs_read into different modes

* fix compile error

* WIP

* fix: prevent reading lines past end of file

Author: brandonskiser

crates/q_cli/src/cli/chat/mod.rs

@@ -498,7 +498,7 @@ where
         }
         let tool_uses = tool_uses.take().unwrap_or_default();
         if !tool_uses.is_empty() && !skip_printing_tools {
-            self.print_tool_descriptions(&tool_uses)?;
+            self.print_tool_descriptions(&tool_uses).await?;
 
             execute!(
                 self.output,
@@ -1334,7 +1334,7 @@ where
 
         match skip_acceptance {
             true => {
-                self.print_tool_descriptions(&queued_tools)?;
+                self.print_tool_descriptions(&queued_tools).await?;
                 Ok(ChatState::ExecuteTools(queued_tools))
             },
             false => Ok(ChatState::PromptUser {
@@ -1344,7 +1344,7 @@ where
         }
     }
 
-    fn print_tool_descriptions(&mut self, tool_uses: &[QueuedTool]) -> Result<(), ChatError> {
+    async fn print_tool_descriptions(&mut self, tool_uses: &[QueuedTool]) -> Result<(), ChatError> {
         let terminal_width = self.terminal_width();
         for (_, tool) in tool_uses.iter() {
             queue!(
@@ -1357,6 +1357,7 @@ where
                 style::SetForegroundColor(Color::Reset),
             )?;
             tool.queue_description(&self.ctx, &mut self.output)
+                .await
                 .map_err(|e| ChatError::Custom(format!("failed to print tool: {}", e).into()))?;
             queue!(self.output, style::Print("\n"))?;
         }