Add CourseTrack model

courses/models.py

@@ -327,6 +327,31 @@ class Course(models.Model):
             CourseMaterial.objects.create(course=self)
 
 
+class CourseTrack(models.Model):
+    name = models.CharField(
+        _('Name'),
+        max_length=255,
+        blank=True,
+    )
+    slug = AutoSlugField(
+        _('Slug'),
+        populate_from="name",
+        unique=True
+    )
+    courses = models.ManyToManyField(
+        Course,
+        verbose_name='courses',
+        blank=True,
+    )
+
+    class Meta:
+        verbose_name = _('Course Track')
+        verbose_name_plural = _('Course Tracks')
+
+    def __str__(self):
+        return self.name
+
+
 class CourseStudent(models.Model):
     user = models.ForeignKey(
         settings.AUTH_USER_MODEL,