build(release): reduce package size and report release sizes (#244)

scripts/run-package-smoke.mjs

@@ -0,0 +1,24 @@
+import fs from 'node:fs';
+import os from 'node:os';
+import path from 'node:path';
+import { spawnSync } from 'node:child_process';
+import { createRequire } from 'node:module';
+import { fileURLToPath } from 'node:url';
+
+const resources = process.argv[2];
+if (!resources) throw new Error('Usage: bun run test:package <resources-directory>');
+const require = createRequire(import.meta.url);
+const profile = fs.mkdtempSync(path.join(os.tmpdir(), 'subminer-package-smoke-'));
+const env = { ...process.env, SUBMINER_PACKAGE_SMOKE_DATA: profile };
+delete env.ELECTRON_RUN_AS_NODE;
+try {
+  const result = spawnSync(
+    require('electron'),
+    [fileURLToPath(new URL('./smoke-package.cjs', import.meta.url)), path.resolve(resources)],
+    { env, stdio: 'inherit', timeout: 75_000 },
+  );
+  if (result.error) throw result.error;
+  process.exitCode = result.status ?? 1;
+} finally {
+  fs.rmSync(profile, { recursive: true, force: true, maxRetries: 3 });
+}