♻️ 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/astro/dist/vite-plugin-scripts/index.js

@@ -1,54 +0,0 @@
-const SCRIPT_ID_PREFIX = `astro:scripts/`;
-const BEFORE_HYDRATION_SCRIPT_ID = `${SCRIPT_ID_PREFIX}${"before-hydration"}.js`;
-const PAGE_SCRIPT_ID = `${SCRIPT_ID_PREFIX}${"page"}.js`;
-const PAGE_SSR_SCRIPT_ID = `${SCRIPT_ID_PREFIX}${"page-ssr"}.js`;
-function astroScriptsPlugin({ settings }) {
-  let env = void 0;
-  return {
-    name: "astro:scripts",
-    config(_config, _env) {
-      env = _env;
-    },
-    async resolveId(id) {
-      if (id.startsWith(SCRIPT_ID_PREFIX)) {
-        return id;
-      }
-      return void 0;
-    },
-    async load(id) {
-      if (id === BEFORE_HYDRATION_SCRIPT_ID) {
-        return {
-          code: settings.scripts.filter((s) => s.stage === "before-hydration").map((s) => s.content).join("\n")
-        };
-      }
-      if (id === PAGE_SCRIPT_ID) {
-        return {
-          code: settings.scripts.filter((s) => s.stage === "page").map((s) => s.content).join("\n")
-        };
-      }
-      if (id === PAGE_SSR_SCRIPT_ID) {
-        return {
-          code: settings.scripts.filter((s) => s.stage === "page-ssr").map((s) => s.content).join("\n")
-        };
-      }
-      return null;
-    },
-    buildStart() {
-      const hasHydrationScripts = settings.scripts.some((s) => s.stage === "before-hydration");
-      const isSsrBuild = env?.isSsrBuild;
-      if (hasHydrationScripts && env?.command === "build" && !isSsrBuild) {
-        this.emitFile({
-          type: "chunk",
-          id: BEFORE_HYDRATION_SCRIPT_ID,
-          name: BEFORE_HYDRATION_SCRIPT_ID
-        });
-      }
-    }
-  };
-}
-export {
-  BEFORE_HYDRATION_SCRIPT_ID,
-  PAGE_SCRIPT_ID,
-  PAGE_SSR_SCRIPT_ID,
-  astroScriptsPlugin as default
-};