♻️ 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/iso.js

@@ -1,30 +0,0 @@
-import * as core from "../core/index.js";
-import * as schemas from "./schemas.js";
-export const ZodISODateTime = /*@__PURE__*/ core.$constructor("ZodISODateTime", (inst, def) => {
-    core.$ZodISODateTime.init(inst, def);
-    schemas.ZodStringFormat.init(inst, def);
-});
-export function datetime(params) {
-    return core._isoDateTime(ZodISODateTime, params);
-}
-export const ZodISODate = /*@__PURE__*/ core.$constructor("ZodISODate", (inst, def) => {
-    core.$ZodISODate.init(inst, def);
-    schemas.ZodStringFormat.init(inst, def);
-});
-export function date(params) {
-    return core._isoDate(ZodISODate, params);
-}
-export const ZodISOTime = /*@__PURE__*/ core.$constructor("ZodISOTime", (inst, def) => {
-    core.$ZodISOTime.init(inst, def);
-    schemas.ZodStringFormat.init(inst, def);
-});
-export function time(params) {
-    return core._isoTime(ZodISOTime, params);
-}
-export const ZodISODuration = /*@__PURE__*/ core.$constructor("ZodISODuration", (inst, def) => {
-    core.$ZodISODuration.init(inst, def);
-    schemas.ZodStringFormat.init(inst, def);
-});
-export function duration(params) {
-    return core._isoDuration(ZodISODuration, params);
-}