♻️ 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

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✅ Ready for Easypanel deployment (no root dir needed)

Migration path:
- Old structure: /dealplustech-astro/
- New structure: / (root)

dealplustech-astro/node_modules/zod/v4/classic/coerce.js

@@ -1,17 +0,0 @@
-import * as core from "../core/index.js";
-import * as schemas from "./schemas.js";
-export function string(params) {
-    return core._coercedString(schemas.ZodString, params);
-}
-export function number(params) {
-    return core._coercedNumber(schemas.ZodNumber, params);
-}
-export function boolean(params) {
-    return core._coercedBoolean(schemas.ZodBoolean, params);
-}
-export function bigint(params) {
-    return core._coercedBigint(schemas.ZodBigInt, params);
-}
-export function date(params) {
-    return core._coercedDate(schemas.ZodDate, params);
-}