Method resolve_theme_by_id

src/apps/cli/src/ui/startup.rs:1674–1698

(
        &self,
        base: Theme,
        appearance: Appearance,
        scheme: EffectiveColorScheme,
        id: &str,
    )

    }

    fn resolve_theme_by_id(
        &self,
        base: Theme,
        appearance: Appearance,
        scheme: EffectiveColorScheme,
        id: &str,
    ) -> Theme {
        if scheme == EffectiveColorScheme::Monochrome {
            return Theme::monochrome();
        }

        let id = id.trim();
        if id.is_empty() {
            return base;
        }

        if let Some(json) = builtin_theme_json(id) {
            return base
                .apply_opencode_theme_json(json, appearance)
                .unwrap_or(base)
                .with_effective_scheme(scheme);
        }

        base
    }

    fn begin_theme_preview(&mut self) {
        if self.theme_preview_original.is_none() {