feat: add timestamps to paste table

Signed-off-by: Sphericalkat <[email protected]>

priv/repo/migrations/20240507005300_add_timestamps_pastes.exs

@@ -0,0 +1,10 @@
+defmodule Ketbin.Repo.Migrations.AddTimestampsPastes do
+  use Ecto.Migration
+
+  def change do
+    alter table(:pastes) do
+      add :inserted_at, :naive_datetime, null: false, default: fragment("CURRENT_TIMESTAMP")
+      add :updated_at, :naive_datetime, null: false, default: fragment("CURRENT_TIMESTAMP")
+    end
+  end
+end