fix: add missing newlines at the end of JSON files; clean up formatting in page components

apps/web/app/[locale]/home/[account]/courses/calendar/page.tsx

@@ -129,7 +129,12 @@ export default async function CourseCalendarPage({
         {/* Header */}
         <div className="flex items-center justify-between">
           <div className="flex items-center gap-4">
-            <Button variant="ghost" size="icon" asChild aria-label={t('calendar.backToCourses')}>
+            <Button
+              variant="ghost"
+              size="icon"
+              asChild
+              aria-label={t('calendar.backToCourses')}
+            >
               <Link href={`/home/${account}/courses`}>
                 <ArrowLeft className="h-4 w-4" aria-hidden="true" />
               </Link>
@@ -142,7 +147,12 @@ export default async function CourseCalendarPage({
         <Card>
           <CardHeader>
             <div className="flex items-center justify-between">
-              <Button variant="ghost" size="icon" asChild aria-label={t('calendar.previousMonth')}>
+              <Button
+                variant="ghost"
+                size="icon"
+                asChild
+                aria-label={t('calendar.previousMonth')}
+              >
                 <Link
                   href={`/home/${account}/courses/calendar?month=${
                     month === 0
@@ -156,7 +166,12 @@ export default async function CourseCalendarPage({
               <CardTitle>
                 {MONTH_NAMES[month]} {year}
               </CardTitle>
-              <Button variant="ghost" size="icon" asChild aria-label={t('calendar.nextMonth')}>
+              <Button
+                variant="ghost"
+                size="icon"
+                asChild
+                aria-label={t('calendar.nextMonth')}
+              >
                 <Link
                   href={`/home/${account}/courses/calendar?month=${
                     month === 11