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

@@ -1,36 +0,0 @@
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-exports.parseTupleDef = void 0;
-const parseDef_js_1 = require("../parseDef.js");
-function parseTupleDef(def, refs) {
-    if (def.rest) {
-        return {
-            type: "array",
-            minItems: def.items.length,
-            items: def.items
-                .map((x, i) => (0, parseDef_js_1.parseDef)(x._def, {
-                ...refs,
-                currentPath: [...refs.currentPath, "items", `${i}`],
-            }))
-                .reduce((acc, x) => (x === undefined ? acc : [...acc, x]), []),
-            additionalItems: (0, parseDef_js_1.parseDef)(def.rest._def, {
-                ...refs,
-                currentPath: [...refs.currentPath, "additionalItems"],
-            }),
-        };
-    }
-    else {
-        return {
-            type: "array",
-            minItems: def.items.length,
-            maxItems: def.items.length,
-            items: def.items
-                .map((x, i) => (0, parseDef_js_1.parseDef)(x._def, {
-                ...refs,
-                currentPath: [...refs.currentPath, "items", `${i}`],
-            }))
-                .reduce((acc, x) => (x === undefined ? acc : [...acc, x]), []),
-        };
-    }
-}
-exports.parseTupleDef = parseTupleDef;