Verify public deploy commit freshness

scripts/verify-public-deploy.mjs

@@ -1,11 +1,12 @@
 import { mkdirSync } from 'node:fs';
+import { execFileSync } from 'node:child_process';
 import { dirname } from 'node:path';
 import { chromium } from 'playwright';
 
 const targetUrl = withQaParams(process.env.PUBLIC_QA_URL ?? 'https://comtropy.synology.me/heros_web/');
 const screenshotPath = process.env.PUBLIC_QA_SCREENSHOT ?? 'dist/public-deploy-qa.png';
 const expectedQaVersion = process.env.PUBLIC_QA_VERSION;
-const expectedCommit = process.env.PUBLIC_QA_COMMIT;
+const expectedCommit = process.env.PUBLIC_QA_COMMIT ?? currentGitCommit();
 const expectedTitle = '\uC0BC\uAD6D\uC9C0: \uC138 \uD615\uC81C\uC758 \uB9F9\uC138';
 const relevantLogPattern = /asset|audio|cannot|failed|map|missing|portrait|sprite|story|texture|unit/i;
 
@@ -247,6 +248,17 @@ function visibleText(html) {
   return String(html).replace(/<[^>]+>/g, ' ').replace(/\s+/g, ' ').trim();
 }
 
+function currentGitCommit() {
+  try {
+    return execFileSync('git', ['rev-parse', 'HEAD'], {
+      encoding: 'utf8',
+      stdio: ['ignore', 'pipe', 'ignore']
+    }).trim();
+  } catch {
+    return undefined;
+  }
+}
+
 function assert(condition, message) {
   if (!condition) {
     throw new Error(message);