tui: add one-time personality nudge NUX with persisted hide flag

codex-rs/core/src/config/edit.rs

@@ -33,6 +33,8 @@ pub enum ConfigEdit {
     SetNoticeHideWorldWritableWarning(bool),
     /// Toggle the rate limit model nudge acknowledgement flag.
     SetNoticeHideRateLimitModelNudge(bool),
+    /// Toggle the personality selection nudge acknowledgement flag.
+    SetNoticeHidePersonalityNudge(bool),
     /// Toggle the Windows onboarding acknowledgement flag.
     SetWindowsWslSetupAcknowledged(bool),
     /// Toggle the model migration prompt acknowledgement flag.
@@ -296,6 +298,11 @@ impl ConfigDocument {
                 &[Notice::TABLE_KEY, "hide_rate_limit_model_nudge"],
                 value(*acknowledged),
             )),
+            ConfigEdit::SetNoticeHidePersonalityNudge(acknowledged) => Ok(self.write_value(
+                Scope::Global,
+                &[Notice::TABLE_KEY, "hide_personality_nudge"],
+                value(*acknowledged),
+            )),
             ConfigEdit::SetNoticeHideModelMigrationPrompt(migration_config, acknowledged) => {
                 Ok(self.write_value(
                     Scope::Global,
@@ -748,6 +755,12 @@ impl ConfigEditsBuilder {
         self
     }
 
+    pub fn set_hide_personality_nudge(mut self, acknowledged: bool) -> Self {
+        self.edits
+            .push(ConfigEdit::SetNoticeHidePersonalityNudge(acknowledged));
+        self
+    }
+
     pub fn set_hide_model_migration_prompt(mut self, model: &str, acknowledged: bool) -> Self {
         self.edits
             .push(ConfigEdit::SetNoticeHideModelMigrationPrompt(
@@ -1257,6 +1270,34 @@ hide_rate_limit_model_nudge = true
         assert_eq!(contents, expected);
     }
 
+    #[test]
+    fn blocking_set_hide_personality_nudge_preserves_table() {
+        let tmp = tempdir().expect("tmpdir");
+        let codex_home = tmp.path();
+        std::fs::write(
+            codex_home.join(CONFIG_TOML_FILE),
+            r#"[notice]
+existing = "value"
+"#,
+        )
+        .expect("seed");
+
+        apply_blocking(
+            codex_home,
+            None,
+            &[ConfigEdit::SetNoticeHidePersonalityNudge(true)],
+        )
+        .expect("persist");
+
+        let contents =
+            std::fs::read_to_string(codex_home.join(CONFIG_TOML_FILE)).expect("read config");
+        let expected = r#"[notice]
+existing = "value"
+hide_personality_nudge = true
+"#;
+        assert_eq!(contents, expected);
+    }
+
     #[test]
     fn blocking_set_hide_gpt5_1_migration_prompt_preserves_table() {
         let tmp = tempdir().expect("tmpdir");

codex-rs/core/src/config/types.rs

@@ -480,6 +480,8 @@ pub struct Notice {
     pub hide_world_writable_warning: Option<bool>,
     /// Tracks whether the user opted out of the rate limit model switch reminder.
     pub hide_rate_limit_model_nudge: Option<bool>,
+    /// Tracks whether the user has already seen the personality selection nudge.
+    pub hide_personality_nudge: Option<bool>,
     /// Tracks whether the user has seen the model migration prompt
     pub hide_gpt5_1_migration_prompt: Option<bool>,
     /// Tracks whether the user has seen the gpt-5.1-codex-max migration prompt