feat: apinex translator CLI (scripts/translate.mjs) + npm translate script

- scripts/translate.mjs: wraps apinex.bond /v1/tools/translator (free)
- protects {{tokens}} and <code> from translation in HTML mode
- supports --text/--file/--batch/--list-languages, auto HTML detection
- npm run translate alias

package.json

@@ -6,6 +6,7 @@
     "build:pages": "node scripts/build-pages.mjs",
     "build": "npm run vendor:copy && npm run build:pages",
     "serve": "node scripts/serve-dev.mjs",
+    "translate": "node scripts/translate.mjs",
     "convert-videos": "node scripts/convert-videos.mjs",
     "optimize-images": "node scripts/optimize-images.mjs",
     "generate:resume-pdf": "node scripts/generate-resume-pdf.mjs http://localhost:4175/resume/ geologica"