fix: Invalid UTF-8 commit messages in JSON API responses (#37542)

services/repository/branch.go

@@ -359,7 +359,7 @@ func SyncBranchesToDB(ctx context.Context, repoID, pusherID int64, branchNames,
 				RepoID:        repoID,
 				Name:          branchName,
 				CommitID:      commit.ID.String(),
-				CommitMessage: commit.Summary(),
+				CommitMessage: commit.MessageTitle(),
 				PusherID:      pusherID,
 				CommitTime:    timeutil.TimeStamp(commit.Committer.When.Unix()),
 			})

services/repository/files/content.go

@@ -179,7 +179,7 @@ func getFileContentsByEntryInternal(ctx context.Context, repo *repo_model.Reposi
 			}
 		}
 		if opts.IncludeCommitMessage {
-			contentsResponse.LastCommitMessage = new(lastCommit.Message())
+			contentsResponse.LastCommitMessage = new(lastCommit.MessageUTF8())
 		}
 	}
 

services/repository/files/file.go

@@ -110,7 +110,7 @@ func GetFileCommitResponse(repo *repo_model.Repository, commit *git.Commit) (*ap
 			},
 			Date: commit.Committer.When.UTC().Format(time.RFC3339),
 		},
-		Message: commit.Message(),
+		Message: commit.MessageUTF8(),
 		Tree: &api.CommitMeta{
 			URL: commitTreeURL.String(),
 			SHA: commit.Tree.ID.String(),

services/repository/push.go

@@ -402,7 +402,7 @@ func pushUpdateAddTags(ctx context.Context, repo *repo_model.Repository, gitRepo
 		}
 
 		rel, has := relMap[lowerTag]
-		title, note := git.SplitCommitTitleBody(tag.Message, 255)
+		title, note := git.SplitCommitTitleBody(tag.MessageUTF8(), 255)
 		if !has {
 			rel = &repo_model.Release{
 				RepoID:       repo.ID,