Add <%br= %> jqhtml syntax docs, class override detection, npm update

Document event handler placement and model fetch clarification

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

node_modules/@jqhtml/vscode-extension/syntaxes/jqhtml.tmLanguage.json

@@ -214,9 +214,9 @@
       ]
     },
     "expression-block": {
-      "comment": "Expression blocks <%= %> for outputting escaped values and <%!= %> for unescaped",
+      "comment": "Expression blocks <%= %> for escaped, <%!= %> for unescaped, <%br= %> for escaped with nl2br",
       "name": "meta.embedded.expression.javascript",
-      "begin": "<%[=!]=?",
+      "begin": "<%(?:[=!]=?|br=)",
       "beginCaptures": {
         "0": { "name": "punctuation.section.embedded.begin.expression.jqhtml" }
       },
@@ -653,11 +653,11 @@
       ]
     },
     "embedded-expression": {
-      "comment": "Embedded expressions within attribute values: 'text <%= expr %> more'",
+      "comment": "Embedded expressions within attribute values: 'text <%= expr %> more' or <%br= %>",
       "patterns": [
         {
           "name": "meta.embedded.inline.javascript",
-          "begin": "<%=",
+          "begin": "<%(?:[=!]=?|br=)",
           "beginCaptures": {
             "0": { "name": "punctuation.section.embedded.begin.jqhtml" }
           },