refactor: improve code quanity (#194)

- extends ModelInfo for tokens calculating
- refactor config/session.rs, improve export, render, getter/setter
- modify main.rs, allow --model override session.model

1 files changed, 1 insertions, 1 deletions

diff --git a/src/repl/prompt.rs b/src/repl/prompt.rs
index 7bed5e0..7007b53 100644
--- a/src/repl/prompt.rs
+++ b/src/repl/prompt.rs
@@ -23,7 +23,7 @@ impl ReplPrompt {
 impl Prompt for ReplPrompt {
     fn render_prompt_left(&self) -> Cow<str> {
         if let Some(session) = &self.config.read().session {
-            Cow::Owned(session.name.clone())
+            Cow::Owned(session.name().to_string())
         } else if let Some(role) = &self.config.read().role {
             Cow::Owned(role.name.clone())
         } else {