Add language template

judge/migrations/0126_languagetemplate.py

@@ -0,0 +1,54 @@
+# Generated by Django 2.2.25 on 2022-06-12 06:59
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("judge", "0125_auto_20220602_1216"),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name="LanguageTemplate",
+            fields=[
+                (
+                    "id",
+                    models.AutoField(
+                        auto_created=True,
+                        primary_key=True,
+                        serialize=False,
+                        verbose_name="ID",
+                    ),
+                ),
+                (
+                    "source",
+                    models.TextField(max_length=65536, verbose_name="source code"),
+                ),
+                (
+                    "language",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.CASCADE,
+                        to="judge.Language",
+                        verbose_name="language",
+                    ),
+                ),
+                (
+                    "problem",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.CASCADE,
+                        related_name="language_templates",
+                        to="judge.Problem",
+                        verbose_name="problem",
+                    ),
+                ),
+            ],
+            options={
+                "verbose_name": "language-specific template",
+                "verbose_name_plural": "language-specific templates",
+                "unique_together": {("problem", "language")},
+            },
+        ),
+    ]