Function generate_webid_html 

pub fn generate_webid_html(
    pubkey: &str,
    name: Option<&str>,
    pod_base: &str,
) -> String

Render a WebID profile as an HTML document with embedded JSON-LD.

Omits solid:oidcIssuer. Prefer generate_webid_html_with_issuer for Solid-OIDC flows.