chore: initialize Gitea v1.27.2 fork

Includes direct password setup links in registration emails.

Assisted-by: Codex:GPT-5

services/auth/source/sspi/assert_interface_test.go

@@ -0,0 +1,18 @@
+// Copyright 2021 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package sspi_test
+
+import (
+	"gitea.dev/models/auth"
+	"gitea.dev/services/auth/source/sspi"
+)
+
+// This test file exists to assert that our Source exposes the interfaces that we expect
+// It tightly binds the interfaces and implementation without breaking go import cycles
+
+type sourceInterface interface {
+	auth.Config
+}
+
+var _ (sourceInterface) = &sspi.Source{}

services/auth/source/sspi/source.go

@@ -0,0 +1,41 @@
+// Copyright 2021 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package sspi
+
+import (
+	"gitea.dev/models/auth"
+	"gitea.dev/modules/json"
+)
+
+//   _________ ___________________.___
+//  /   _____//   _____/\______   \   |
+//  \_____  \ \_____  \  |     ___/   |
+//  /        \/        \ |    |   |   |
+// /_______  /_______  / |____|   |___|
+//         \/        \/
+
+// Source holds configuration for SSPI single sign-on.
+type Source struct {
+	auth.ConfigBase `json:"-"`
+
+	AutoCreateUsers      bool
+	AutoActivateUsers    bool
+	StripDomainNames     bool
+	SeparatorReplacement string
+	DefaultLanguage      string
+}
+
+// FromDB fills up an SSPIConfig from serialized format.
+func (cfg *Source) FromDB(bs []byte) error {
+	return json.UnmarshalHandleDoubleEncode(bs, &cfg)
+}
+
+// ToDB exports an SSPIConfig to a serialized format.
+func (cfg *Source) ToDB() ([]byte, error) {
+	return json.Marshal(cfg)
+}
+
+func init() {
+	auth.RegisterTypeConfig(auth.SSPI, &Source{})
+}