allow output folder path

Author: NullDev

StabilityMatrix.Core/Models/Packages/Cogstudio.cs

@@ -65,15 +65,31 @@ public override async Task InstallPackage(
 
         progress?.Report(new ProgressReport(-1f, "Setting up Cogstudio files", isIndeterminate: true));
         var gradioCompositeDemo = new FilePath(installLocation, "inference/gradio_composite_demo");
+        var cogstudioFile = new FilePath(gradioCompositeDemo, "cogstudio.py");
         gradioCompositeDemo.Directory?.Create();
         await DownloadService
-            .DownloadToFileAsync(
-                cogstudioUrl,
-                new FilePath(gradioCompositeDemo, "cogstudio.py"),
-                cancellationToken: cancellationToken
-            )
+            .DownloadToFileAsync(cogstudioUrl, cogstudioFile, cancellationToken: cancellationToken)
             .ConfigureAwait(false);
 
+        progress?.Report(
+            new ProgressReport(
+                -1f,
+                "Patching cogstudio.py to allow writing to the output folder",
+                isIndeterminate: true
+            )
+        );
+        var outputDir = new FilePath(installLocation, "output");
+        if (Compat.IsWindows)
+        {
+            outputDir = outputDir.ToString().Replace("\\", "\\\\");
+        }
+        var cogstudioContent = await cogstudioFile.ReadAllTextAsync(cancellationToken).ConfigureAwait(false);
+        cogstudioContent = cogstudioContent.Replace(
+            "demo.launch()",
+            $"demo.launch(allowed_paths=['{outputDir}'])"
+        );
+        await cogstudioFile.WriteAllTextAsync(cogstudioContent, cancellationToken).ConfigureAwait(false);
+
         progress?.Report(new ProgressReport(-1f, "Installing requirements", isIndeterminate: true));
         var requirements = new FilePath(installLocation, "requirements.txt");
         var pipArgs = new PipInstallArgs()