Add student achievements module and improve student admin workflows

app/Models/Student.php

@@ -144,4 +144,9 @@ class Student extends Model
     {
         return $this->hasOne(StudentTransfer::class);
     }
+
+    public function achievements(): HasMany
+    {
+        return $this->hasMany(StudentAchievement::class)->latest('achievement_year')->latest('achievement_date');
+    }
 }

app/Models/StudentAchievement.php

@@ -0,0 +1,39 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+class StudentAchievement extends Model
+{
+    use HasFactory;
+
+    protected $fillable = [
+        'student_id',
+        'achievement_name',
+        'category',
+        'level',
+        'organizer',
+        'rank',
+        'achievement_date',
+        'achievement_year',
+        'description',
+        'certificate_file',
+        'activity_photo',
+    ];
+
+    protected function casts(): array
+    {
+        return [
+            'achievement_date' => 'date',
+            'achievement_year' => 'integer',
+        ];
+    }
+
+    public function student(): BelongsTo
+    {
+        return $this->belongsTo(Student::class);
+    }
+}