♻️ Restructure: Move Astro to repository root

BREAKING CHANGE: Astro project is now at repository root
- Removed dealplustech-astro subdirectory
- Moved all Astro files to root
- Updated PostCSS config to .cjs
- Removed old Next.js files

✅ 11 pages built successfully
✅ Cookie consent banner included
✅ Privacy/Terms links in footer
✅ Ready for Easypanel deployment (no root dir needed)

Migration path:
- Old structure: /dealplustech-astro/
- New structure: / (root)

dealplustech-astro/node_modules/semver/ranges/min-version.js

@@ -1,63 +0,0 @@
-'use strict'
-
-const SemVer = require('../classes/semver')
-const Range = require('../classes/range')
-const gt = require('../functions/gt')
-
-const minVersion = (range, loose) => {
-  range = new Range(range, loose)
-
-  let minver = new SemVer('0.0.0')
-  if (range.test(minver)) {
-    return minver
-  }
-
-  minver = new SemVer('0.0.0-0')
-  if (range.test(minver)) {
-    return minver
-  }
-
-  minver = null
-  for (let i = 0; i < range.set.length; ++i) {
-    const comparators = range.set[i]
-
-    let setMin = null
-    comparators.forEach((comparator) => {
-      // Clone to avoid manipulating the comparator's semver object.
-      const compver = new SemVer(comparator.semver.version)
-      switch (comparator.operator) {
-        case '>':
-          if (compver.prerelease.length === 0) {
-            compver.patch++
-          } else {
-            compver.prerelease.push(0)
-          }
-          compver.raw = compver.format()
-          /* fallthrough */
-        case '':
-        case '>=':
-          if (!setMin || gt(compver, setMin)) {
-            setMin = compver
-          }
-          break
-        case '<':
-        case '<=':
-          /* Ignore maximum versions */
-          break
-        /* istanbul ignore next */
-        default:
-          throw new Error(`Unexpected operation: ${comparator.operator}`)
-      }
-    })
-    if (setMin && (!minver || gt(minver, setMin))) {
-      minver = setMin
-    }
-  }
-
-  if (minver && range.test(minver)) {
-    return minver
-  }
-
-  return null
-}
-module.exports = minVersion