fix: Disable native handler for MAS builds (#67)

* fix: Disable native handler for MAS builds

* doc: Add a disclaimer for MAS builds

docs/native.rst

@@ -6,6 +6,10 @@ renderers crashes. To do so, the SDK needs to upload those files once the
 application restarts (or immediately for renderer crashes). All event meta data
 including user information and breadcrumbs are included in these uploads.
 
+Due to restrictions of macOS app sandboxing, native crashes cannot be collected
+in Mac App Store builds. In this case, native crash handling will be disabled,
+regardless of the ``enableNative`` setting.
+
 .. admonition:: A Word on Data Privacy
 
     Minidumps are memory dumps of the process at the moment it crashes. As such,

src/backend.ts

@@ -288,6 +288,13 @@ export class ElectronBackend implements Backend {
       return false;
     }
 
+    // Mac AppStore builds cannot run the crash reporter due to the sandboxing
+    // requirements. In this case, we prevent enabling native crashes entirely.
+    // https://electronjs.org/docs/tutorial/mac-app-store-submission-guide#limitations-of-mas-build
+    if (process.mas) {
+      return false;
+    }
+
     return this.frontend.getOptions().enableNative !== false;
   }