edit tags to have display name and identifying url

studyguides/apps/courses/migrations/0008_auto_20201104_1557.py

@@ -0,0 +1,24 @@
+# Generated by Django 3.1.2 on 2020-11-04 20:57
+
+import django.core.validators
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('courses', '0007_auto_20201027_1250'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='tag',
+            name='url',
+            field=models.SlugField(max_length=100, null=True, unique=True, validators=[django.core.validators.RegexValidator(message='Only lowercase alphanumeric, dashes, and underscores allowed', regex='^[a-z0-9_\\-]+$')]),
+        ),
+        migrations.AlterField(
+            model_name='tag',
+            name='name',
+            field=models.CharField(max_length=100, unique=True),
+        ),
+    ]

studyguides/apps/courses/models.py

@@ -37,7 +37,8 @@ class Guide(models.Model):
 
 class Tag(models.Model):
     id = models.AutoField(primary_key=True)
-    name = models.SlugField(max_length=100, unique=True, validators=[RegexValidator(
+    name = models.CharField(max_length=100, unique=True)
+    url = models.SlugField(max_length=100, unique=True, null=True, validators=[RegexValidator(
         regex="^[a-z0-9_\-]+$", message="Only lowercase alphanumeric, dashes, and underscores allowed")])
 
     def __str__(self):