♻️ 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/yocto-queue/index.d.ts

@@ -1,75 +0,0 @@
-export default class Queue<ValueType> implements Iterable<ValueType> {
-	/**
-	The size of the queue.
-	*/
-	readonly size: number;
-
-	/**
-	Tiny queue data structure.
-
-	The instance is an [`Iterable`](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Iteration_protocols), which means you can iterate over the queue front to back with a “for…of” loop, or use spreading to convert the queue to an array. Don't do this unless you really need to though, since it's slow.
-
-	@example
-	```
-	import Queue from 'yocto-queue';
-
-	const queue = new Queue();
-
-	queue.enqueue('🦄');
-	queue.enqueue('🌈');
-
-	console.log(queue.size);
-	//=> 2
-
-	console.log(...queue);
-	//=> '🦄 🌈'
-
-	console.log(queue.dequeue());
-	//=> '🦄'
-
-	console.log(queue.dequeue());
-	//=> '🌈'
-	```
-	*/
-	constructor();
-
-	/**
-	The instance is an [`Iterable`](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Iteration_protocols), which means you can iterate over the queue front to back with a “for…of” loop. Using the iterator will not remove the items from the queue. If you want that, use `drain()` instead.
- 
-	You can also use spreading to convert the queue to an array. Don't do this unless you really need to though, since it's slow.
-	*/
-	[Symbol.iterator](): IterableIterator<ValueType>;
-
-	/**
-	Returns an iterator that dequeues items as you consume it.
-
-	This allows you to empty the queue while processing its items.
-
-	If you want to not remove items as you consume it, use the `Queue` object as an iterator.
-	*/
-	drain(): IterableIterator<ValueType>;
-
-	/**
-	Add a value to the queue.
-	*/
-	enqueue(value: ValueType): void;
-
-	/**
-	Remove the next value in the queue.
-
-	@returns The removed value or `undefined` if the queue is empty.
-	*/
-	dequeue(): ValueType | undefined;
-
-	/**
-	Get the next value in the queue without removing it.
-
-	@returns The value or `undefined` if the queue is empty.
-	*/
-	peek(): ValueType | undefined;
-
-	/**
-	Clear the queue.
-	*/
-	clear(): void;
-}