♻️ 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/vfile/lib/minpath.browser.d.ts

@@ -1,47 +0,0 @@
-export namespace minpath {
-    export { basename };
-    export { dirname };
-    export { extname };
-    export { join };
-    export let sep: string;
-}
-/**
- * Get the basename from a path.
- *
- * @param {string} path
- *   File path.
- * @param {string | null | undefined} [extname]
- *   Extension to strip.
- * @returns {string}
- *   Stem or basename.
- */
-declare function basename(path: string, extname?: string | null | undefined): string;
-/**
- * Get the dirname from a path.
- *
- * @param {string} path
- *   File path.
- * @returns {string}
- *   File path.
- */
-declare function dirname(path: string): string;
-/**
- * Get an extname from a path.
- *
- * @param {string} path
- *   File path.
- * @returns {string}
- *   Extname.
- */
-declare function extname(path: string): string;
-/**
- * Join segments from a path.
- *
- * @param {Array<string>} segments
- *   Path segments.
- * @returns {string}
- *   File path.
- */
-declare function join(...segments: Array<string>): string;
-export {};
-//# sourceMappingURL=minpath.browser.d.ts.map