Single-row table for storing instance's VAPID key pair

internal/gtsmodel/vapidkeypair.go

@@ -0,0 +1,28 @@
+// GoToSocial
+// Copyright (C) GoToSocial Authors admin@gotosocial.org
+// SPDX-License-Identifier: AGPL-3.0-or-later
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+package gtsmodel
+
+// VAPIDKeyPair represents the instance's VAPID keys (stored as Base64 strings).
+// This table should only ever have one entry, with a known ID of 0.
+//
+// See: https://datatracker.ietf.org/doc/html/rfc8292
+type VAPIDKeyPair struct {
+	ID      int    `bun:"pk,notnull"`
+	Public  string `bun:"notnull,nullzero"`
+	Private string `bun:"notnull,nullzero"`
+}