fix: disable delete row on table header

Author: iamdabe

src/blazor-markdown-editor.js

@@ -407,6 +407,12 @@ function addRowBeforeIfAllowed(state, dispatch) {
   return addRowBefore(state, dispatch);
 }
 
+function deleteRowIfAllowed(state, dispatch) {
+  const tableContext = getActiveTableContext(state);
+  if (tableContext?.rowIndex === 0) return false;
+  return deleteRow(state, dispatch);
+}
+
 // ── Inline Markdown Input Rules ──
 const inlineMarkdownRules = inputRules({ rules: [
   // **bold**
@@ -493,7 +499,7 @@ function tableToolbarPlugin() {
     return el;
   }
   const cmds = { addColumnBefore, addColumnAfter, deleteColumn,
-                 addRowBefore: addRowBeforeIfAllowed, addRowAfter, deleteRow, deleteTable };
+                 addRowBefore: addRowBeforeIfAllowed, addRowAfter, deleteRow: deleteRowIfAllowed, deleteTable };
 
   function updateButtonStates(state) {
     if (!toolbarEl) return;

wwwroot/blazor-markdown-editor.js

@@ -32046,6 +32046,11 @@
     if (tableContext?.rowIndex === 0) return false;
     return addRowBefore(state, dispatch);
   }
+  function deleteRowIfAllowed(state, dispatch) {
+    const tableContext = getActiveTableContext(state);
+    if (tableContext?.rowIndex === 0) return false;
+    return deleteRow(state, dispatch);
+  }
   var inlineMarkdownRules = inputRules({ rules: [
     // **bold**
     new InputRule(/\*\*([^\s*](?:[^*]*[^\s*])?)\*\*$/, (state, match2, start, end) => {
@@ -32122,7 +32127,7 @@
       deleteColumn,
       addRowBefore: addRowBeforeIfAllowed,
       addRowAfter,
-      deleteRow,
+      deleteRow: deleteRowIfAllowed,
       deleteTable
     };
     function updateButtonStates(state) {