fix wrong link in user and organization profile when using relative url (#28617)

fix #28436.
the doc https://docs.gitea.com/usage/profile-readme maybe also need to
be updated to tell that
the main branch is necessary,which means the following three conditions
should be satisfied:
- repo: **.profile**
- branch: **[default branch]**
- markdown: **README.md**

1 files changed, 3 insertions, 3 deletions

diff --git a/routers/web/shared/user/header.go b/routers/web/shared/user/header.go
index 411d499eb4..919a080b42 100644
--- a/routers/web/shared/user/header.go
+++ b/routers/web/shared/user/header.go
@@ -87,7 +87,7 @@ func PrepareContextForProfileBigAvatar(ctx *context.Context) {
 	}
 }
 
-func FindUserProfileReadme(ctx *context.Context, doer *user_model.User) (profileGitRepo *git.Repository, profileReadmeBlob *git.Blob, profileClose func()) {
+func FindUserProfileReadme(ctx *context.Context, doer *user_model.User) (profileDbRepo *repo_model.Repository, profileGitRepo *git.Repository, profileReadmeBlob *git.Blob, profileClose func()) {
 	profileDbRepo, err := repo_model.GetRepositoryByName(ctx, ctx.ContextUser.ID, ".profile")
 	if err == nil {
 		perm, err := access_model.GetUserRepoPermission(ctx, profileDbRepo, doer)
@@ -105,7 +105,7 @@ func FindUserProfileReadme(ctx *context.Context, doer *user_model.User) (profile
 	} else if !repo_model.IsErrRepoNotExist(err) {
 		log.Error("FindUserProfileReadme failed to GetRepositoryByName: %v", err)
 	}
-	return profileGitRepo, profileReadmeBlob, func() {
+	return profileDbRepo, profileGitRepo, profileReadmeBlob, func() {
 		if profileGitRepo != nil {
 			_ = profileGitRepo.Close()
 		}
@@ -115,7 +115,7 @@ func FindUserProfileReadme(ctx *context.Context, doer *user_model.User) (profile
 func RenderUserHeader(ctx *context.Context) {
 	prepareContextForCommonProfile(ctx)
 
-	_, profileReadmeBlob, profileClose := FindUserProfileReadme(ctx, ctx.Doer)
+	_, _, profileReadmeBlob, profileClose := FindUserProfileReadme(ctx, ctx.Doer)
 	defer profileClose()
 	ctx.Data["HasProfileReadme"] = profileReadmeBlob != nil
 }