feat: add deploy tokens (#37306)

Deploy keys only work over SSH. A deploy token is their counterpart for HTTPS: a repository scoped credential, used as the password of a Git request, with read or read and write access. It covers Git operations and LFS, and can be regenerated in place.

Signed-off-by: silverwind <me@silverwind.io>
Co-authored-by: Claude Mythos <noreply@anthropic.com>
Co-authored-by: silverwind <me@silverwind.io>
Co-authored-by: bircni <bircni@icloud.com>
Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>

models/deploykey/error.go

@@ -0,0 +1,71 @@
+// Copyright 2021 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package deploykey
+
+import (
+	"fmt"
+
+	"gitea.dev/modules/util"
+)
+
+// ErrDeployKeyNotExist represents a "DeployKeyNotExist" kind of error.
+type ErrDeployKeyNotExist struct {
+	ID     int64
+	KeyID  int64
+	RepoID int64
+}
+
+// IsErrDeployKeyNotExist checks if an error is a ErrDeployKeyNotExist.
+func IsErrDeployKeyNotExist(err error) bool {
+	_, ok := err.(ErrDeployKeyNotExist)
+	return ok
+}
+
+func (err ErrDeployKeyNotExist) Error() string {
+	return fmt.Sprintf("Deploy key does not exist [id: %d, key_id: %d, repo_id: %d]", err.ID, err.KeyID, err.RepoID)
+}
+
+func (err ErrDeployKeyNotExist) Unwrap() error {
+	return util.ErrNotExist
+}
+
+// ErrDeployKeyAlreadyExist represents a "DeployKeyAlreadyExist" kind of error.
+type ErrDeployKeyAlreadyExist struct {
+	KeyID  int64
+	RepoID int64
+}
+
+// IsErrDeployKeyAlreadyExist checks if an error is a ErrDeployKeyAlreadyExist.
+func IsErrDeployKeyAlreadyExist(err error) bool {
+	_, ok := err.(ErrDeployKeyAlreadyExist)
+	return ok
+}
+
+func (err ErrDeployKeyAlreadyExist) Error() string {
+	return fmt.Sprintf("public key already exists [key_id: %d, repo_id: %d]", err.KeyID, err.RepoID)
+}
+
+func (err ErrDeployKeyAlreadyExist) Unwrap() error {
+	return util.ErrAlreadyExist
+}
+
+// ErrDeployKeyNameAlreadyUsed represents a "DeployKeyNameAlreadyUsed" kind of error.
+type ErrDeployKeyNameAlreadyUsed struct {
+	RepoID int64
+	Name   string
+}
+
+// IsErrDeployKeyNameAlreadyUsed checks if an error is a ErrDeployKeyNameAlreadyUsed.
+func IsErrDeployKeyNameAlreadyUsed(err error) bool {
+	_, ok := err.(ErrDeployKeyNameAlreadyUsed)
+	return ok
+}
+
+func (err ErrDeployKeyNameAlreadyUsed) Error() string {
+	return fmt.Sprintf("public key with name already exists [repo_id: %d, name: %s]", err.RepoID, err.Name)
+}
+
+func (err ErrDeployKeyNameAlreadyUsed) Unwrap() error {
+	return util.ErrNotExist
+}