switch to use user_settings table per feedback

models/migrations/migrations.go

@@ -386,7 +386,6 @@ func prepareMigrationTasks() []*migration {
 
 		// Gitea 1.24.0 ends at migration ID number 320 (database version 321)
 		newMigration(321, "Use LONGTEXT for some columns and fix review_state.updated_files column", v1_25.UseLongTextInSomeColumnsAndFixBugs),
-		newMigration(322, "Add Mirror SSH keypair table", v1_25.AddUserSSHKeypairTable),
 	}
 	return preparedMigrations
 }

models/migrations/v1_25/v322.go

@@ -1,24 +0,0 @@
-// Copyright 2025 The Gitea Authors. All rights reserved.
-// SPDX-License-Identifier: MIT
-
-package v1_25
-
-import (
-	"code.gitea.io/gitea/modules/timeutil"
-
-	"xorm.io/xorm"
-)
-
-func AddUserSSHKeypairTable(x *xorm.Engine) error {
-	type UserSSHKeypair struct {
-		ID                  int64              `xorm:"pk autoincr"`
-		OwnerID             int64              `xorm:"INDEX NOT NULL"`
-		PrivateKeyEncrypted string             `xorm:"TEXT NOT NULL"`
-		PublicKey           string             `xorm:"TEXT NOT NULL"`
-		Fingerprint         string             `xorm:"VARCHAR(255) UNIQUE NOT NULL"`
-		CreatedUnix         timeutil.TimeStamp `xorm:"created"`
-		UpdatedUnix         timeutil.TimeStamp `xorm:"updated"`
-	}
-
-	return x.Sync(new(UserSSHKeypair))
-}