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/backend/package.json

@@ -0,0 +1,47 @@
+{
+    "name": "@wintercms/wn-backend-module",
+    "version": "1.0.0",
+    "description": "The Backend module for Winter CMS.",
+    "private": true,
+    "repository": {
+        "type": "git",
+        "url": "git+https://github.com/wintercms/winter.git"
+    },
+    "author": {
+        "name": "Ben Thomson",
+        "email": "git@alfreido.com",
+        "url": "https://wintercms.com"
+    },
+    "contributors": [
+        {
+            "name": "Winter CMS Maintainers",
+            "url": "https://wintercms.com"
+        }
+    ],
+    "license": "MIT",
+    "bugs": {
+        "url": "https://github.com/wintercms/winter/issues"
+    },
+    "homepage": "https://wintercms.com/",
+    "dependencies": {
+        "fast-plist": "^0.1.3",
+        "jquery-events-to-dom-events": "^1.1.0",
+        "monaco-editor": "^0.34.1",
+        "constrained-editor-plugin": "^1.3.0",
+        "vue": "^3.2.45",
+        "@simonwep/pickr": "^1.8.2",
+        "sortablejs": "1.15.7"
+    },
+    "devDependencies": {
+        "eslint": "^8.6.0",
+        "eslint-config-airbnb-base": "^15.0.0",
+        "eslint-plugin-import": "^2.25.4",
+        "eslint-plugin-vue": "^8.5.0",
+        "laravel-mix": "^6.0.34",
+        "laravel-mix-polyfill": "^3.0.1",
+        "less": "^4.1.3",
+        "less-loader": "^11.1.0",
+        "monaco-editor-webpack-plugin": "^7.0.1",
+        "vue-loader": "^16.8.3"
+    }
+}