Move convert package to services (#22264)

Addition to #22256

The `convert` package relies heavily on different models which is
[disallowed by our definition of
modules](https://github.com/go-gitea/gitea/blob/main/CONTRIBUTING.md#design-guideline).
This helps to prevent possible import cycles.

Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com>

routers/api/v1/user/app.go

@@ -12,10 +12,10 @@ import (
 
 	auth_model "code.gitea.io/gitea/models/auth"
 	"code.gitea.io/gitea/modules/context"
-	"code.gitea.io/gitea/modules/convert"
 	api "code.gitea.io/gitea/modules/structs"
 	"code.gitea.io/gitea/modules/web"
 	"code.gitea.io/gitea/routers/api/v1/utils"
+	"code.gitea.io/gitea/services/convert"
 )
 
 // ListAccessTokens list all the access tokens

routers/api/v1/user/email.go

@@ -9,10 +9,10 @@ import (
 
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/context"
-	"code.gitea.io/gitea/modules/convert"
 	"code.gitea.io/gitea/modules/setting"
 	api "code.gitea.io/gitea/modules/structs"
 	"code.gitea.io/gitea/modules/web"
+	"code.gitea.io/gitea/services/convert"
 )
 
 // ListEmails list all of the authenticated user's email addresses

routers/api/v1/user/follower.go

@@ -9,9 +9,9 @@ import (
 
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/context"
-	"code.gitea.io/gitea/modules/convert"
 	api "code.gitea.io/gitea/modules/structs"
 	"code.gitea.io/gitea/routers/api/v1/utils"
+	"code.gitea.io/gitea/services/convert"
 )
 
 func responseAPIUsers(ctx *context.APIContext, users []*user_model.User) {

routers/api/v1/user/gpg_key.go

@@ -11,10 +11,10 @@ import (
 	asymkey_model "code.gitea.io/gitea/models/asymkey"
 	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/modules/context"
-	"code.gitea.io/gitea/modules/convert"
 	api "code.gitea.io/gitea/modules/structs"
 	"code.gitea.io/gitea/modules/web"
 	"code.gitea.io/gitea/routers/api/v1/utils"
+	"code.gitea.io/gitea/services/convert"
 )
 
 func listGPGKeys(ctx *context.APIContext, uid int64, listOptions db.ListOptions) {

routers/api/v1/user/key.go

@@ -11,13 +11,13 @@ import (
 	"code.gitea.io/gitea/models/perm"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/context"
-	"code.gitea.io/gitea/modules/convert"
 	"code.gitea.io/gitea/modules/setting"
 	api "code.gitea.io/gitea/modules/structs"
 	"code.gitea.io/gitea/modules/web"
 	"code.gitea.io/gitea/routers/api/v1/repo"
 	"code.gitea.io/gitea/routers/api/v1/utils"
 	asymkey_service "code.gitea.io/gitea/services/asymkey"
+	"code.gitea.io/gitea/services/convert"
 )
 
 // appendPrivateInformation appends the owner and key type information to api.PublicKey

routers/api/v1/user/repo.go

@@ -11,9 +11,9 @@ import (
 	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/context"
-	"code.gitea.io/gitea/modules/convert"
 	api "code.gitea.io/gitea/modules/structs"
 	"code.gitea.io/gitea/routers/api/v1/utils"
+	"code.gitea.io/gitea/services/convert"
 )
 
 // listUserRepos - List the repositories owned by the given user.

routers/api/v1/user/settings.go

@@ -8,9 +8,9 @@ import (
 
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/context"
-	"code.gitea.io/gitea/modules/convert"
 	api "code.gitea.io/gitea/modules/structs"
 	"code.gitea.io/gitea/modules/web"
+	"code.gitea.io/gitea/services/convert"
 )
 
 // GetUserSettings returns user settings

routers/api/v1/user/star.go

@@ -13,9 +13,9 @@ import (
 	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/context"
-	"code.gitea.io/gitea/modules/convert"
 	api "code.gitea.io/gitea/modules/structs"
 	"code.gitea.io/gitea/routers/api/v1/utils"
+	"code.gitea.io/gitea/services/convert"
 )
 
 // getStarredRepos returns the repos that the user with the specified userID has

routers/api/v1/user/user.go

@@ -10,8 +10,8 @@ import (
 	activities_model "code.gitea.io/gitea/models/activities"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/context"
-	"code.gitea.io/gitea/modules/convert"
 	"code.gitea.io/gitea/routers/api/v1/utils"
+	"code.gitea.io/gitea/services/convert"
 )
 
 // Search search users

routers/api/v1/user/watch.go

@@ -12,9 +12,9 @@ import (
 	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/context"
-	"code.gitea.io/gitea/modules/convert"
 	api "code.gitea.io/gitea/modules/structs"
 	"code.gitea.io/gitea/routers/api/v1/utils"
+	"code.gitea.io/gitea/services/convert"
 )
 
 // getWatchedRepos returns the repos that the user with the specified userID is watching