fix(cli): use working directory in cd help

Author: OnlyYu1996

src/cortex-cli/src/agent_cmd/tests.rs

@@ -3,10 +3,9 @@
 #[cfg(test)]
 mod tests {
     use crate::agent_cmd::cli::{CopyArgs, ExportArgs};
-    use crate::agent_cmd::loader::{
-        load_builtin_agents, parse_frontmatter, read_file_with_encoding,
-    };
+    use crate::agent_cmd::loader::{load_builtin_agents, parse_frontmatter};
     use crate::agent_cmd::types::AgentMode;
+    use crate::utils::file::read_file_with_encoding;
 
     #[test]
     fn test_read_file_with_utf8() {

src/cortex-cli/src/cli/args.rs

@@ -187,7 +187,7 @@ pub struct InteractiveArgs {
     )]
     pub dangerously_bypass_approvals_and_sandbox: bool,
 
-    /// Tell the agent to use the specified directory as its working root
+    /// Tell the agent to use the specified directory as its working directory
     #[arg(
         long = "cd",
         short = 'C',
@@ -857,6 +857,7 @@ pub struct HistoryClearArgs {
 #[cfg(test)]
 mod tests {
     use super::*;
+    use clap::CommandFactory;
     use clap::Parser;
 
     // ==========================================================================
@@ -969,6 +970,14 @@ mod tests {
         assert!(args.prompt.is_empty());
     }
 
+    #[test]
+    fn test_cd_help_uses_working_directory() {
+        let help = Cli::command().render_long_help().to_string();
+
+        assert!(help.contains("working directory"));
+        assert!(!help.contains("working root"));
+    }
+
     // ==========================================================================
     // Cli parsing tests
     // ==========================================================================