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

storage/.gitignore

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+*.sqlite
+/tests
+/dusk
+/debugbar

storage/app/.gitignore

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+*
+!.gitignore
+!media
+!uploads
+!resized

storage/app/media/.gitignore

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+*
+!.gitignore

storage/app/resized/.gitignore

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+*
+!.gitignore

storage/app/uploads/.gitignore

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+*
+!.gitignore
+!public

storage/app/uploads/public/.gitignore

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+*
+!.gitignore

storage/cms/.gitignore

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+disabled.json

storage/cms/cache/.gitignore

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+*
+!.gitignore

storage/cms/combiner/.gitignore

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+*
+!.gitignore

storage/cms/twig/.gitignore

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+*
+!.gitignore

storage/framework/.gitignore

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+config.php
+routes.php
+compiled.php
+services.php
+classes.php
+packages.php
+events.scanned.php
+routes.scanned.php

storage/framework/cache/.gitignore

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+*
+!.gitignore

storage/framework/sessions/.gitignore

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+*
+!.gitignore

storage/framework/views/.gitignore

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+*
+!.gitignore

storage/logs/.gitignore

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+*
+!.gitignore

storage/temp/.gitignore

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+*
+!.gitignore
+!public

storage/temp/public/.gitignore

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+*
+!.gitignore