feat(tatib): kartu pelanggaran PDF per siswa (tombol PDF di /students, dompdf A4: identitas, rekap poin, riwayat 2 tabel Terlambat&Membolos/Lainnya, ttd Ketua Tim); fix null-safe nama user di riwayat handling; kolom NISN+Kelas di SP Letters

resources/views/students/_riwayat.blade.php

@@ -0,0 +1,32 @@
+<div class="sub-title">{{ $title }}</div>
+@if($items->isEmpty())
+    <div class="kosong">Tidak ada catatan {{ strtolower($title) }}.</div>
+@else
+    <table class="riwayat">
+        <thead>
+            <tr>
+                <th style="width:5%;">No</th>
+                <th style="width:15%;">Tanggal</th>
+                <th style="width:48%;">Jenis Pelanggaran</th>
+                <th style="width:8%;">Poin</th>
+                <th style="width:24%;">Sanksi</th>
+            </tr>
+        </thead>
+        <tbody>
+            @foreach($items as $i => $v)
+                <tr>
+                    <td style="text-align:center;">{{ $i + 1 }}</td>
+                    <td>{{ \Carbon\Carbon::parse($v->violation_date)->locale('id')->translatedFormat('l, d/m/Y') }}</td>
+                    <td>
+                        <b>{{ $v->violationType?->name ?? '—' }}</b>
+                        @if($v->description)
+                            <div style="color:#475569;font-size:9px;">{{ $v->description }}</div>
+                        @endif
+                    </td>
+                    <td style="text-align:center;font-weight:bold;color:#dc2626;">+{{ $v->points }}</td>
+                    <td>{{ $v->sanction ?? '—' }}</td>
+                </tr>
+            @endforeach
+        </tbody>
+    </table>
+@endif