feat(ui): show current commit version and date in admin sidebar

scripts/gen-version.js

@@ -0,0 +1,18 @@
+const { execSync } = require('child_process');
+const fs = require('fs');
+const path = require('path');
+
+function sh(cmd) {
+  try { return execSync(cmd, { encoding: 'utf8' }).trim(); } catch { return ''; }
+}
+
+const out = {
+  full: sh('git rev-parse HEAD'),
+  short: sh('git rev-parse --short HEAD'),
+  date: sh('git log -1 --format=%cI')
+};
+
+fs.writeFileSync(
+  path.join(__dirname, '..', 'public', 'version.json'),
+  JSON.stringify(out, null, 2)
+);

scripts/post-commit.sh

@@ -0,0 +1,3 @@
+#!/bin/sh
+ROOT="$(git rev-parse --show-toplevel)"
+node "$ROOT/scripts/gen-version.js"