Add icons to categories

nummi/main/models.py

@@ -10,6 +10,7 @@ class Category(models.Model):
     name = models.CharField(
         max_length=64, validators=[validate_unicode_slug], default="New Category"
     )
+    icon = models.CharField(max_length=64, default="folder")
 
     def __str__(self):
         return self.name
@@ -21,7 +22,7 @@ class Category(models.Model):
 class CategoryForm(ModelForm):
     class Meta:
         model = Category
-        fields = ["name"]
+        fields = ["name", "icon"]
 
 
 class Transaction(models.Model):