add modpack config to workspace (read-only via url)

ModpackUpdater.Apps.Manager/Features/Workspaces/GitLabRepo/GitLabRepoWorkspace.cs

@@ -16,12 +16,16 @@ internal class GitLabRepoWorkspace(GitLabRepoWorkspaceConfig config) : IWorkspac
 
     public IGitLabClient Gitlab { get; } = new GitLabClient(config.InstanceUrl, config.ApiToken);
 
+    public ModpackConfig? ModpackConfig { get; private set; }
+
     public InstallInfos? InstallInfos { get; private set; }
 
     public UpdateInfos? UpdateInfos { get; private set; }
 
     public async Task<bool> Load()
     {
+        ModpackConfig = ModpackConfig.LoadFromUrl(Config.ModpackConfigUrl);
+
         rawInstallInfos = await GetContent(ConfigX.FileLocationInstallJson);
         InstallInfos = InstallInfos.Parse(rawInstallInfos);