♻️ 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/micromark/stream.d.ts

@@ -1,35 +0,0 @@
-/**
- * Create a duplex (readable and writable) stream.
- *
- * Some of the work to parse markdown can be done streaming, but in the
- * end buffering is required.
- *
- * micromark does not handle errors for you, so you must handle errors on whatever
- * streams you pipe into it.
- * As markdown does not know errors, `micromark` itself does not emit errors.
- *
- * @param {Options | null | undefined} [options]
- *   Configuration (optional).
- * @returns {MinimalDuplex}
- *   Duplex stream.
- */
-export function stream(options?: Options | null | undefined): MinimalDuplex;
-export type Options = import("micromark-util-types").Options;
-/**
- * Function called when write was successful.
- */
-export type Callback = () => undefined;
-/**
- * Configuration for piping.
- */
-export type PipeOptions = {
-    /**
-     * Whether to end the destination stream when the source stream ends.
-     */
-    end?: boolean | null | undefined;
-};
-/**
- * Duplex stream.
- */
-export type MinimalDuplex = Omit<NodeJS.ReadableStream & NodeJS.WritableStream, "isPaused" | "pause" | "read" | "resume" | "setEncoding" | "unpipe" | "unshift" | "wrap">;
-//# sourceMappingURL=stream.d.ts.map