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

.github/ISSUE_TEMPLATE/config.yml

@@ -0,0 +1,14 @@
+blank_issues_enabled: true
+contact_links:
+  - name: General Winter CMS Support
+    url: https://wintercms.com/support
+    about: If you need help with Winter CMS, please review our support options.
+  - name: Discord
+    url: https://discord.gg/D5MFSPH6Ux
+    about: Join us on Discord for general discussions and one-on-one help.
+  - name: Feature Requests
+    url: https://github.com/wintercms/winter/discussions
+    about: Please post an Idea thread to the Discussions section for feature requests.
+  - name: Documentation Issue
+    url: https://github.com/wintercms/docs
+    about: For documentation issues, please submit an issue or PR to the Docs repository.