Merge branch 'refactor/db-not-null-constraints-for-password_reset_tokens' into 'develop'

Add NOT NULL constraints for password_reset_tokens table

See merge request pleroma/pleroma!1904

priv/repo/migrations/20191026191524_set_not_null_for_password_reset_tokens.exs

+defmodule Pleroma.Repo.Migrations.SetNotNullForPasswordResetTokens do
+  use Ecto.Migration
+
+  # modify/3 function will require index recreation, so using execute/1 instead
+
+  def up do
+    execute("ALTER TABLE password_reset_tokens
+    ALTER COLUMN token SET NOT NULL,
+    ALTER COLUMN user_id SET NOT NULL,
+    ALTER COLUMN used SET NOT NULL")
+  end
+
+  def down do
+    execute("ALTER TABLE password_reset_tokens
+    ALTER COLUMN token DROP NOT NULL,
+    ALTER COLUMN user_id DROP NOT NULL,
+    ALTER COLUMN used DROP NOT NULL")
+  end
+end