chore: import upstream snapshot with attribution

tests/unit/electron-smoke-script.test.ts

@@ -0,0 +1,49 @@
+import assert from "node:assert/strict";
+import test from "node:test";
+
+import {
+  buildSmokeEnv,
+  FATAL_LOG_PATTERNS,
+  LINUX_EXECUTABLE_NAMES,
+} from "../../scripts/dev/smoke-electron-packaged.mjs";
+
+test("electron smoke discovers the default Linux executable name", () => {
+  assert.ok(LINUX_EXECUTABLE_NAMES.includes("omniroute-desktop"));
+});
+
+test("electron smoke env allowlists runtime variables and drops secrets", () => {
+  const env = buildSmokeEnv({
+    currentPlatform: "linux",
+    dataDir: "/tmp/omniroute-electron-smoke-test",
+    parentEnv: {
+      DISPLAY: ":99",
+      GITHUB_TOKEN: "should-not-leak",
+      PATH: "/usr/bin",
+      SNYK_TOKEN: "should-not-leak",
+    },
+  });
+
+  assert.equal(env.DATA_DIR, "/tmp/omniroute-electron-smoke-test");
+  assert.equal(env.DISPLAY, ":99");
+  assert.equal(env.PATH, "/usr/bin");
+  assert.equal(env.HOME, "/tmp/omniroute-electron-smoke-test/home");
+  assert.equal(env.XDG_CONFIG_HOME, "/tmp/omniroute-electron-smoke-test/config");
+  assert.equal(env.ELECTRON_ENABLE_LOGGING, "1");
+  assert.equal(env.ELECTRON_ENABLE_STACK_DUMPING, "1");
+  assert.equal(env.GITHUB_TOKEN, undefined);
+  assert.equal(env.SNYK_TOKEN, undefined);
+});
+
+test("electron smoke treats Electron process errors as fatal startup logs", () => {
+  const logs = [
+    "[Electron] Unhandled Rejection: Error: startup failed",
+    "[Electron] Uncaught Exception: Error: startup failed",
+  ];
+
+  for (const log of logs) {
+    assert.ok(
+      FATAL_LOG_PATTERNS.some((pattern) => pattern.test(log)),
+      `${log} should match a fatal log pattern`
+    );
+  }
+});