// Configure OWASP HTML Sanitizer with allowed tags
        htmlSanitizer = new HtmlPolicyBuilder()
                // Headings
                .allowElements("h1", "h2", "h3", "h4", "h5", "h6")
                // Text formatting
                .allowElements("p", "br", "hr")
                .allowElements("strong", "em", "b", "i", "u", "s", "del")
                // Lists

    }

    /**
     * Add sources to a message (card style)
     */
    function addSourcesToMessage(messageElement, sources) {
        var html = '<div class="message-sources"><h6>' + escapeHtml(config.labels.sources) + '</h6><ul class="source-list">';

        for (var i = 0; i < sources.length; i++) {
            var source = sources[i];
            var title = source.title || source.url || ('Source ' + (i + 1));

   Sources section (Card style)
   ============================================ */
.message-sources {
    margin-top: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px solid #ebecf0;
}

.message-sources h6 {
    font-size: 0.75rem;
    color: #6b778c;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}

.source-list {
    list-style: none;

as","caption","center","cite","code","col","colgroup","content","data","datalist","dd","decorator","del","details","dfn","dialog","dir","div","dl","dt","element","em","fieldset","figcaption","figure","font","footer","form","h1","h2","h3","h4","h5","h6","head","header","hgroup","hr","html","i","img","input","ins","kbd","label","legend","li","main","map","mark","marquee","menu","menuitem","meter","nav","nobr","ol","optgroup","option","output","p","picture","pre","progress","q","rp","rt","ruby","s"...

Wt-16; for 16 <= t <= 63 // // a = H0 // b = H1 // c = H2 // d = H3 // e = H4 // f = H5 // g = H6 // h = H7 // // for t = 0 to 63 { // T1 = h + BIGSIGMA1(e) + Ch(e,f,g) + Kt + Wt // T2 = BIGSIGMA0(a) + Maj(a,b,c) // h = g // g = f // f = e // e = d + T1 // d = c // c = b // b = a // a = T1 + T2 // } // // H0 = a + H0 // H1 = b + H1 // H2 = c + H2 // H3 = d + H3 // H4 = e + H4 // H5 = f + H5 // H6 = g + H6 // H7 = h + H7 // Wt = Mt; for 0 <= t <= 15 #define MSGSCHEDULE0(index) \ MOVL (index*4)(SI),...

Wt-16; for 16 <= t <= 63 // // a = H0 // b = H1 // c = H2 // d = H3 // e = H4 // f = H5 // g = H6 // h = H7 // // for t = 0 to 63 { // T1 = h + BIGSIGMA1(e) + Ch(e,f,g) + Kt + Wt // T2 = BIGSIGMA0(a) + Maj(a,b,c) // h = g // g = f // f = e // e = d + T1 // d = c // c = b // b = a // a = T1 + T2 // } // // H0 = a + H0 // H1 = b + H1 // H2 = c + H2 // H3 = d + H3 // H4 = e + H4 // H5 = f + H5 // H6 = g + H6 // H7 = h + H7 // Wt = Mt; for 0 <= t <= 15 #define MSGSCHEDULE0(index) \ MOVL (index*4)(SI),...