feat: adding "+" buttons to sidebar titles

lib/bds/import_definitions/import_definition.ex

@@ -0,0 +1,25 @@
+defmodule BDS.ImportDefinitions.ImportDefinition do
+  @moduledoc false
+
+  use Ecto.Schema
+
+  import Ecto.Changeset
+
+  @primary_key {:id, :string, autogenerate: false}
+
+  schema "import_definitions" do
+    field :project_id, :string
+    field :name, :string
+    field :wxr_file_path, :string
+    field :uploads_folder_path, :string
+    field :last_analysis_result, :string
+    field :created_at, :integer
+    field :updated_at, :integer
+  end
+
+  def changeset(definition, attrs) do
+    definition
+    |> cast(attrs, [:id, :project_id, :name, :wxr_file_path, :uploads_folder_path, :last_analysis_result, :created_at, :updated_at])
+    |> validate_required([:id, :project_id, :name, :created_at, :updated_at])
+  end
+end