♻️ 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

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✅ Ready for Easypanel deployment (no root dir needed)

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

dealplustech-astro/node_modules/ccount/index.js

@@ -1,27 +0,0 @@
-/**
- * Count how often a character (or substring) is used in a string.
- *
- * @param {string} value
- *   Value to search in.
- * @param {string} character
- *   Character (or substring) to look for.
- * @return {number}
- *   Number of times `character` occurred in `value`.
- */
-export function ccount(value, character) {
-  const source = String(value)
-
-  if (typeof character !== 'string') {
-    throw new TypeError('Expected character')
-  }
-
-  let count = 0
-  let index = source.indexOf(character)
-
-  while (index !== -1) {
-    count++
-    index = source.indexOf(character, index + character.length)
-  }
-
-  return count
-}