♻️ 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/zod-to-json-schema/dist/cjs/parsers/any.js

@@ -1,21 +0,0 @@
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-exports.parseAnyDef = void 0;
-const getRelativePath_js_1 = require("../getRelativePath.js");
-function parseAnyDef(refs) {
-    if (refs.target !== "openAi") {
-        return {};
-    }
-    const anyDefinitionPath = [
-        ...refs.basePath,
-        refs.definitionPath,
-        refs.openAiAnyTypeName,
-    ];
-    refs.flags.hasReferencedOpenAiAnyType = true;
-    return {
-        $ref: refs.$refStrategy === "relative"
-            ? (0, getRelativePath_js_1.getRelativePath)(anyDefinitionPath, refs.currentPath)
-            : anyDefinitionPath.join("/"),
-    };
-}
-exports.parseAnyDef = parseAnyDef;