refactor: organize desktop vs. mobile into separate folders

js/desktop/src/lib/sentry.ts

@@ -0,0 +1,29 @@
+import * as Sentry from "@sentry/electron/renderer";
+import { appConfig, appEnv } from "@/config/env";
+import { installErrorSinks } from "@/lib/errors";
+
+/**
+ * Initialise Sentry for a renderer process. No-ops when `sentryDsn` is empty
+ * so dev builds and unconfigured envs stay quiet.
+ */
+export function initSentryRenderer(): void {
+  if (!appConfig.sentryDsn) return;
+
+  Sentry.init({
+    dsn: appConfig.sentryDsn,
+    environment: appEnv,
+    tracesSampleRate: 0,
+  });
+
+  installErrorSinks({
+    capture: (err, context) =>
+      Sentry.captureException(err, { extra: context }),
+    breadcrumb: (err, context) =>
+      Sentry.addBreadcrumb({
+        category: "error",
+        level: "error",
+        message: err instanceof Error ? err.message : String(err),
+        data: context,
+      }),
+  });
+}