♻️ 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
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✅ 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/prismjs/components/prism-cooklang.min.js

@@ -1 +0,0 @@
-!function(e){var a="(?:(?!\\s)[\\d$+<=a-zA-Z\\x80-\\uFFFF])+",t="[^{}@#]+\\{[^}#@]*\\}";e.languages.cooklang={comment:{pattern:/\[-[\s\S]*?-\]|--.*/,greedy:!0},meta:{pattern:/>>.*:.*/,inside:{property:{pattern:/(>>\s*)[^\s:](?:[^:]*[^\s:])?/,lookbehind:!0}}},"cookware-group":{pattern:new RegExp("#(?:"+t+"|"+a+")"),inside:{cookware:{pattern:new RegExp("(^#)(?:[^{}@#]+)"),lookbehind:!0,alias:"variable"},"cookware-keyword":{pattern:/^#/,alias:"keyword"},"quantity-group":{pattern:new RegExp(/\{[^{}@#]*\}/),inside:{quantity:{pattern:new RegExp("(^\\{)[^{}@#]+"),lookbehind:!0,alias:"number"},punctuation:/[{}]/}}}},"ingredient-group":{pattern:new RegExp("@(?:"+t+"|"+a+")"),inside:{ingredient:{pattern:new RegExp("(^@)(?:[^{}@#]+)"),lookbehind:!0,alias:"variable"},"ingredient-keyword":{pattern:/^@/,alias:"keyword"},"amount-group":{pattern:/\{[^{}]*\}/,inside:{amount:{pattern:/([\{|])[^{}|*%]+/,lookbehind:!0,alias:"number"},unit:{pattern:/(%)[^}]+/,lookbehind:!0,alias:"symbol"},"servings-scaler":{pattern:/\*/,alias:"operator"},"servings-alternative-separator":{pattern:/\|/,alias:"operator"},"unit-separator":{pattern:/(?:%|(\*)%)/,lookbehind:!0,alias:"operator"},punctuation:/[{}]/}}}},"timer-group":{pattern:/~(?!\s)[^@#~{}]*\{[^{}]*\}/,inside:{timer:{pattern:/(^~)[^{]+/,lookbehind:!0,alias:"variable"},"duration-group":{pattern:/\{[^{}]*\}/,inside:{punctuation:/[{}]/,unit:{pattern:new RegExp("(%\\s*)(?:h|hours|hrs|m|min|minutes)\\b"),lookbehind:!0,alias:"symbol"},operator:/%/,duration:{pattern:/\d+/,alias:"number"}}},"timer-keyword":{pattern:/^~/,alias:"keyword"}}}}}(Prism);