v7 - budget form saves data to localStorage

budget-form.html

@@ -290,6 +290,34 @@ document.getElementById('budget-form').addEventListener('submit', async function
   submitBtn.textContent = 'Отправка...';
   submitBtn.disabled = true;
   
+  // Save to localStorage for dashboard
+  const branch = document.getElementById('branch').value;
+  const month = document.getElementById('month').value;
+  const year = document.getElementById('year').value;
+  
+  let budgetData = JSON.parse(localStorage.getItem('budget-data')) || [];
+  
+  document.querySelectorAll('#articles-body tr').forEach(row => {
+    const articleName = row.querySelector('[name="article_name[]"]').value;
+    const articleCode = articleName.split(' - ')[0];
+    const plan = parseInt(row.querySelector('[name="article_plan[]"]').value) || 0;
+    const fact = parseInt(row.querySelector('[name="article_fact[]"]').value) || 0;
+    const cumulative = parseInt(row.querySelector('[name="article_cumulative[]"]').value) || 0;
+    
+    budgetData.push({
+      branch: branch,
+      month: month,
+      year: year,
+      article: articleName,
+      articleCode: articleCode,
+      plan: plan,
+      fact: fact,
+      cumulative: cumulative
+    });
+  });
+  
+  localStorage.setItem('budget-data', JSON.stringify(budgetData));
+  
   try {
     const response = await fetch(form.action, {
       method: 'POST',