Add paging headers (#36521)

Adds support for paging in admin/hooks api endpoint

fixes: https://github.com/go-gitea/gitea/issues/36516

---------

Co-authored-by: techknowlogick <techknowlogick@gitea.com>
Co-authored-by: techknowlogick <matti@mdranta.net>

routers/api/v1/notify/repo.go

@@ -125,8 +125,8 @@ func ListRepoNotifications(ctx *context.APIContext) {
 		return
 	}
 
+	ctx.SetLinkHeader(int(totalCount), opts.PageSize)
 	ctx.SetTotalCountHeader(totalCount)
-
 	ctx.JSON(http.StatusOK, convert.ToNotifications(ctx, nl))
 }
 

routers/api/v1/notify/user.go

@@ -86,6 +86,7 @@ func ListNotifications(ctx *context.APIContext) {
 		return
 	}
 
+	ctx.SetLinkHeader(int(totalCount), opts.PageSize)
 	ctx.SetTotalCountHeader(totalCount)
 	ctx.JSON(http.StatusOK, convert.ToNotifications(ctx, nl))
 }