fix(html): keyword-in-heading badge + brackets in wikilink descriptions

crates/nuwiki-core/tests/lexer.rs

@@ -179,7 +179,13 @@ fn preformatted_block_parses_language() {
 #[test]
 fn preformatted_block_parses_attrs() {
     let lexed = lex("{{{rust class=\"hl\" key=val\nx\n}}}\n");
-    let PreformattedOpen { language, attrs } = &lexed[0] else {
+    let PreformattedOpen {
+        language,
+        attrs,
+        raw,
+        ..
+    } = &lexed[0]
+    else {
         panic!("expected PreformattedOpen");
     };
     assert_eq!(language.as_deref(), Some("rust"));
@@ -187,6 +193,8 @@ fn preformatted_block_parses_attrs() {
     expected.insert("class".into(), "hl".into());
     expected.insert("key".into(), "val".into());
     assert_eq!(attrs, &expected);
+    // The verbatim fence text is preserved for the HTML renderer.
+    assert_eq!(raw, "rust class=\"hl\" key=val");
 }
 
 // ===== Math block =====