for the course calendar section, make sure the calendar visualization starts on Monday, not Sundat

script.js

@@ -37,9 +37,10 @@ function renderCalendar() {
     const firstDay = new Date(currentYear, currentMonth, 1);
     const lastDay = new Date(currentYear, currentMonth + 1, 0);
     const daysInMonth = lastDay.getDate();
-    const startingDay = firstDay.getDay();
-    
-    // Update month display
+    let startingDay = firstDay.getDay();
+    // Adjust to make Monday (1) the first day of week instead of Sunday (0)
+    startingDay = startingDay === 0 ? 6 : startingDay - 1;
+// Update month display
     const monthNames = ['January', 'February', 'March', 'April', 'May', 'June',
                        'July', 'August', 'September', 'October', 'November', 'December'];
     document.getElementById('current-month-display').textContent =