Solution to the task

db/migrations/0001_initial.py

@@ -0,0 +1,52 @@
+# Generated by Django 6.0.5 on 2026-05-07 15:43
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Guild',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=255, unique=True)),
+                ('description', models.TextField(null=True)),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Race',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=255, unique=True)),
+                ('description', models.TextField(blank=True)),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Player',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('nickname', models.CharField(max_length=255, unique=True)),
+                ('email', models.EmailField(max_length=255)),
+                ('bio', models.CharField(max_length=255)),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+                ('guild', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to='db.guild')),
+                ('race', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='db.race')),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Skill',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=255, unique=True)),
+                ('bonus', models.CharField(max_length=255)),
+                ('race', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='db.race')),
+            ],
+        ),
+    ]

db/migrations/0002_alter_player_guild.py

@@ -0,0 +1,19 @@
+# Generated by Django 6.0.5 on 2026-05-07 15:46
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('db', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='player',
+            name='guild',
+            field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, to='db.guild'),
+        ),
+    ]

db/models.py

@@ -1 +1,26 @@
 from django.db import models
+
+
+class Race(models.Model):
+    name = models.CharField(max_length=255, unique=True)
+    description = models.TextField(blank=True)
+
+
+class Skill(models.Model):
+    name = models.CharField(max_length=255, unique=True)
+    bonus = models.CharField(max_length=255)
+    race = models.ForeignKey(Race, on_delete=models.CASCADE, related_name="skills")
+
+
+class Guild(models.Model):
+    name = models.CharField(max_length=255, unique=True)
+    description = models.TextField(null=True)
+
+
+class Player(models.Model):
+    nickname = models.CharField(max_length=255, unique=True)
+    email = models.EmailField(max_length=255)
+    bio = models.CharField(max_length=255)
+    race = models.ForeignKey(Race, on_delete=models.CASCADE, related_name="players")
+    guild = models.ForeignKey(Guild, on_delete=models.SET_NULL, null=True, related_name="players")
+    created_at = models.DateTimeField(auto_now_add=True)

main.py

@@ -1,10 +1,43 @@
+import json
 import init_django_orm  # noqa: F401
 
 from db.models import Race, Skill, Player, Guild
 
 
 def main() -> None:
-    pass
+    with open("players.json", "r") as f:
+        players_info = json.load(f)
+        for nickname, player_info in players_info.items():
+            race_name = player_info["race"]["name"]
+            race_desc = player_info["race"].get("description", "")
+            race, _ = Race.objects.get_or_create(
+                name=race_name,
+                defaults={"description": race_desc}
+            )
+
+            guild_info = player_info.get("guild")
+            guild = None
+            if guild_info:
+                guild, _ = Guild.objects.get_or_create(
+                    name=guild_info["name"],
+                    defaults={"description": guild_info.get("description")})
+
+            skills = []
+            for skill_info in player_info["race"].get("skills", []):
+                skill, _ = Skill.objects.get_or_create(
+                    name=skill_info["name"],
+                    race=race,
+                    defaults={"bonus": skill_info["bonus"]}
+                )
+                skills.append(skill)
+
+            Player.objects.create(
+                nickname=nickname,
+                email=player_info["email"],
+                bio=player_info["bio"],
+                race=race,
+                guild=guild,
+            )
 
 
 if __name__ == "__main__":