chore: initialize Gitea v1.27.2 fork

Includes direct password setup links in registration emails.

Assisted-by: Codex:GPT-5

models/migrations/v1_27/v338_test.go

@@ -0,0 +1,52 @@
+// Copyright 2026 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package v1_27
+
+import (
+	"strings"
+	"testing"
+
+	"gitea.dev/models/migrations/migrationtest"
+	"gitea.dev/modules/setting"
+
+	"github.com/stretchr/testify/require"
+)
+
+type issueBeforeLongTextMSSQLMigration struct {
+	ID      int64  `xorm:"pk autoincr"`
+	Content string `xorm:"VARCHAR(4000)"`
+}
+
+func (issueBeforeLongTextMSSQLMigration) TableName() string {
+	return "issue"
+}
+
+type commentBeforeLongTextMSSQLMigration struct {
+	ID      int64  `xorm:"pk autoincr"`
+	Content string `xorm:"VARCHAR(4000)"`
+	Patch   string `xorm:"VARCHAR(4000) patch"`
+}
+
+func (commentBeforeLongTextMSSQLMigration) TableName() string {
+	return "comment"
+}
+
+func Test_ExpandIssueAndCommentLongTextFieldsForMSSQL(t *testing.T) {
+	if !setting.Database.Type.IsMSSQL() {
+		t.Skip("Only MSSQL needs to expand legacy nvarchar(4000) long-text columns")
+	}
+
+	x, deferrable := migrationtest.PrepareTestEnv(t, 0, new(issueBeforeLongTextMSSQLMigration), new(commentBeforeLongTextMSSQLMigration))
+	defer deferrable()
+
+	require.NoError(t, ExpandIssueAndCommentLongTextFieldsForMSSQL(x))
+	require.NoError(t, ExpandIssueAndCommentLongTextFieldsForMSSQL(x))
+
+	longText := strings.Repeat("x", 5000)
+	_, err := x.Insert(&issueBeforeLongTextMSSQLMigration{Content: longText})
+	require.NoError(t, err)
+
+	_, err = x.Insert(&commentBeforeLongTextMSSQLMigration{Content: longText, Patch: longText})
+	require.NoError(t, err)
+}