feat: VivesPOS landing on Winter CMS 1.2 — theme + plugin + Dockerfile

- Base: wintercms/winter branch 1.2 (full framework)
- Theme vivespos: Canvas 7 + Bootstrap 5 CDN, custom CSS
- Layout: deferred GTM/GA4 tracking, JSON-LD SoftwareApplication
- Partials: hero (offline-first), features, modes (offline/nube toggle),
  screenshots, pricing (3 planes), comparison, FAQ, CTA
- Plugin VivesPOS.Site with ContactForm
- Dockerfile: PHP 8.2 Apache, port 80, healthcheck
- Added winter/wn-pages, blog, sitemap, seo plugins
- Active theme set to vivespos

modules/system/assets/vendor/prettify/lang-basic.js

@@ -0,0 +1,3 @@
+var a=null;
+PR.registerLangHandler(PR.createSimpleLexer([["str",/^"(?:[^\n\r"\\]|\\.)*(?:"|$)/,a,'"'],["pln",/^\s+/,a," \r\n\t\u00a0"]],[["com",/^REM[^\n\r]*/,a],["kwd",/^\b(?:AND|CLOSE|CLR|CMD|CONT|DATA|DEF ?FN|DIM|END|FOR|GET|GOSUB|GOTO|IF|INPUT|LET|LIST|LOAD|NEW|NEXT|NOT|ON|OPEN|OR|POKE|PRINT|READ|RESTORE|RETURN|RUN|SAVE|STEP|STOP|SYS|THEN|TO|VERIFY|WAIT)\b/,a],["pln",/^[a-z][^\W_]?(?:\$|%)?/i,a],["lit",/^(?:\d+(?:\.\d*)?|\.\d+)(?:e[+-]?\d+)?/i,a,"0123456789"],["pun",
+/^.[^\s\w"$%.]*/,a]]),["basic","cbm"]);