diff --git a/models/user/user.go b/models/user/user.go
index 5490bd4cf1..a7c19744a4 100644
--- a/models/user/user.go
+++ b/models/user/user.go
@@ -811,12 +811,12 @@ func ValidateUser(u *User, cols ...string) error {
 	return nil
 }
 
-func (user User) Validate() []string {
+func (u User) Validate() []string {
 	var result []string
-	if err := ValidateUser(&user); err != nil {
+	if err := ValidateUser(&u); err != nil {
 		result = append(result, err.Error())
 	}
-	if err := ValidateEmail(user.Email); err != nil {
+	if err := ValidateEmail(u.Email); err != nil {
 		result = append(result, err.Error())
 	}
 	return result
diff --git a/models/user/user_repository.go b/models/user/user_repository.go
index ee1f6dd6d2..c823aa1c84 100644
--- a/models/user/user_repository.go
+++ b/models/user/user_repository.go
@@ -65,7 +65,7 @@ func FindFederatedUser(ctx context.Context, externalID string,
 	if err != nil {
 		return nil, nil, err
 	} else if !has {
-		return nil, nil, fmt.Errorf("User %v for federated user is missing.", federatedUser.UserID)
+		return nil, nil, fmt.Errorf("User %v for federated user is missing", federatedUser.UserID)
 	}
 
 	if res, err := validation.IsValid(*user); !res {
diff --git a/modules/forgefed/federation_service.go b/modules/forgefed/federation_service.go
index a4dec26052..8b5e0714bf 100644
--- a/modules/forgefed/federation_service.go
+++ b/modules/forgefed/federation_service.go
@@ -22,10 +22,10 @@ import (
 	"github.com/google/uuid"
 )
 
-func LikeActivity(ctx *context.APIContext, form any, repositoryId int64) (error, int, string) {
+func LikeActivity(ctx *context.APIContext, form any, repositoryID int64) (int, string, error) {
 	activity := form.(*forgefed.ForgeLike)
 	if res, err := validation.IsValid(activity); !res {
-		return err, http.StatusNotAcceptable, "Invalid activity"
+		return http.StatusNotAcceptable, "Invalid activity", err
 	}
 	log.Info("Activity validated:%v", activity)
 
@@ -33,69 +33,69 @@ func LikeActivity(ctx *context.APIContext, form any, repositoryId int64) (error,
 	actorURI := activity.Actor.GetID().String()
 	rawActorID, err := forgefed.NewActorID(actorURI)
 	if err != nil {
-		return err, http.StatusInternalServerError, "Invalid ActorID"
+		return http.StatusInternalServerError, "Invalid ActorID", err
 	}
 	federationHost, err := forgefed.FindFederationHostByFqdn(ctx, rawActorID.Host)
 	if err != nil {
-		return err, http.StatusInternalServerError, "Could not loading FederationHost"
+		return http.StatusInternalServerError, "Could not loading FederationHost", err
 	}
 	if federationHost == nil {
 		result, err := CreateFederationHostFromAP(ctx, rawActorID)
 		if err != nil {
-			return err, http.StatusNotAcceptable, "Invalid FederationHost"
+			return http.StatusNotAcceptable, "Invalid FederationHost", err
 		}
 		federationHost = result
 	}
 	if !activity.IsNewer(federationHost.LatestActivity) {
-		return fmt.Errorf("Activity already processed"), http.StatusNotAcceptable, "Activity out of order."
+		return http.StatusNotAcceptable, "Activity out of order.", fmt.Errorf("Activity already processed")
 	}
 	actorID, err := forgefed.NewPersonID(actorURI, string(federationHost.NodeInfo.Source))
 	if err != nil {
-		return err, http.StatusNotAcceptable, "Invalid PersonID"
+		return http.StatusNotAcceptable, "Invalid PersonID", err
 	}
 	log.Info("Actor accepted:%v", actorID)
 
 	// parse objectID (repository)
 	objectID, err := forgefed.NewRepositoryID(activity.Object.GetID().String(), string(forgefed.ForgejoSourceType))
 	if err != nil {
-		return err, http.StatusNotAcceptable, "Invalid objectId"
+		return http.StatusNotAcceptable, "Invalid objectId", err
 	}
-	if objectID.ID != fmt.Sprint(repositoryId) {
-		return err, http.StatusNotAcceptable, "Invalid objectId"
+	if objectID.ID != fmt.Sprint(repositoryID) {
+		return http.StatusNotAcceptable, "Invalid objectId", err
 	}
 	log.Info("Object accepted:%v", objectID)
 
 	// Check if user already exists
 	user, _, err := user.FindFederatedUser(ctx, actorID.ID, federationHost.ID)
 	if err != nil {
-		return err, http.StatusInternalServerError, "Searching for user failed"
+		return http.StatusInternalServerError, "Searching for user failed", err
 	}
 	if user != nil {
 		log.Info("Found local federatedUser: %v", user)
 	} else {
 		user, _, err = CreateUserFromAP(ctx, actorID, federationHost.ID)
 		if err != nil {
-			return err, http.StatusInternalServerError, "Error creating federatedUser"
+			return http.StatusInternalServerError, "Error creating federatedUser", err
 		}
 		log.Info("Created federatedUser from ap: %v", user)
 	}
 	log.Info("Got user:%v", user.Name)
 
 	// execute the activity if the repo was not stared already
-	alreadyStared := repo.IsStaring(ctx, user.ID, repositoryId)
+	alreadyStared := repo.IsStaring(ctx, user.ID, repositoryID)
 	if !alreadyStared {
-		err = repo.StarRepo(ctx, user.ID, repositoryId, true)
+		err = repo.StarRepo(ctx, user.ID, repositoryID, true)
 		if err != nil {
-			return err, http.StatusNotAcceptable, "Error staring"
+			return http.StatusNotAcceptable, "Error staring", err
 		}
 	}
 	federationHost.LatestActivity = activity.StartTime
 	err = forgefed.UpdateFederationHost(ctx, federationHost)
 	if err != nil {
-		return err, http.StatusNotAcceptable, "Error updating federatedHost"
+		return http.StatusNotAcceptable, "Error updating federatedHost", err
 	}
 
-	return nil, 0, ""
+	return 0, "", nil
 }
 
 func CreateFederationHostFromAP(ctx *context.APIContext, actorID forgefed.ActorID) (*forgefed.FederationHost, error) {
diff --git a/routers/api/actions/runner/runner.go b/routers/api/actions/runner/runner.go
index 8df6f297ce..7641db6792 100644
--- a/routers/api/actions/runner/runner.go
+++ b/routers/api/actions/runner/runner.go
@@ -58,8 +58,8 @@ func (s *Service) Register(
 	// TODO: agent_labels should be removed from pb after Gitea 1.20 released.
 	// Old version runner's agent_labels slice is not empty and labels slice is empty.
 	// And due to compatibility with older versions, it is temporarily marked as Deprecated in pb, so use `//nolint` here.
-	if len(req.Msg.AgentLabels) > 0 && len(req.Msg.Labels) == 0 { //nolint:staticcheck
-		labels = req.Msg.AgentLabels //nolint:staticcheck
+	if len(req.Msg.AgentLabels) > 0 && len(req.Msg.Labels) == 0 {
+		labels = req.Msg.AgentLabels
 	}
 
 	// create new runner
diff --git a/routers/api/v1/activitypub/repository.go b/routers/api/v1/activitypub/repository.go
index 7264bb1487..42241ebffe 100644
--- a/routers/api/v1/activitypub/repository.go
+++ b/routers/api/v1/activitypub/repository.go
@@ -73,7 +73,7 @@ func RepositoryInbox(ctx *context.APIContext) {
 	log.Info("RepositoryInbox: repo: %v", repository)
 
 	form := web.GetForm(ctx)
-	err, httpStatus, title := forgefed.LikeActivity(ctx, form, repository.ID)
+	httpStatus, title, err := forgefed.LikeActivity(ctx, form, repository.ID)
 	if err != nil {
 		ctx.Error(httpStatus, title, err)
 	}
diff --git a/routers/api/v1/activitypub/response.go b/routers/api/v1/activitypub/response.go
index e3997c60cb..882e2bbe6c 100644
--- a/routers/api/v1/activitypub/response.go
+++ b/routers/api/v1/activitypub/response.go
@@ -4,10 +4,8 @@
 package activitypub
 
 import (
-	"fmt"
 	"net/http"
 
-	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/models/forgefed"
 	"code.gitea.io/gitea/modules/activitypub"
 	"code.gitea.io/gitea/modules/context"
@@ -17,34 +15,6 @@ import (
 	"github.com/go-ap/jsonld"
 )
 
-// Respond with a ActivityStreams Collection
-func responseCollection(ctx *context.APIContext, iri string, listOptions db.ListOptions, items []string, count int64) {
-	collection := ap.OrderedCollectionNew(ap.IRI(iri))
-	collection.First = ap.IRI(iri + "?page=1")
-	collection.TotalItems = uint(count)
-	if listOptions.Page == 0 {
-		response(ctx, collection)
-		return
-	}
-
-	page := ap.OrderedCollectionPageNew(collection)
-	page.ID = ap.IRI(fmt.Sprintf("%s?page=%d", iri, listOptions.Page))
-	if listOptions.Page > 1 {
-		page.Prev = ap.IRI(fmt.Sprintf("%s?page=%d", iri, listOptions.Page-1))
-	}
-	if listOptions.Page*listOptions.PageSize < int(count) {
-		page.Next = ap.IRI(fmt.Sprintf("%s?page=%d", iri, listOptions.Page+1))
-	}
-	for _, item := range items {
-		err := page.OrderedItems.Append(ap.IRI(item))
-		if err != nil {
-			ctx.ServerError("Append", err)
-		}
-	}
-
-	response(ctx, page)
-}
-
 // Respond with an ActivityStreams object
 func response(ctx *context.APIContext, v interface{}) {
 	binary, err := jsonld.WithContext(