revamp /status (#4196)

<img width="543" height="520" alt="image"
src="https://github.com/user-attachments/assets/bbc0eec0-e40b-45e7-bcd0-a997f8eeffa2"
/>

codex-rs/tui/src/status/account.rs

@@ -0,0 +1,8 @@
+#[derive(Debug, Clone)]
+pub(crate) enum StatusAccountDisplay {
+    ChatGpt {
+        email: Option<String>,
+        plan: Option<String>,
+    },
+    ApiKey,
+}