refactor: Move Astro to root, use PORT env (default 80), allow all hosts

- Move Astro files from dealplustech-astro/ to project root
- Update Dockerfile: PORT environment variable (default 80)
- Add vite.config.ts with allowedHosts: true
- Matches nixpacks behavior for Easypanel deployment
- No hardcoded ports or domains

node_modules/hastscript/lib/automatic-runtime-html.d.ts

@@ -0,0 +1,36 @@
+/* eslint-disable @typescript-eslint/naming-convention */
+
+import type {Element, Root} from 'hast'
+import type {Child} from './create-h.js'
+import type {JSXProps} from './create-automatic-runtime.js'
+
+export * from './jsx-automatic.js'
+
+export const Fragment: null
+
+export const jsxDEV: {
+  (
+    type: null,
+    properties: {children?: Child},
+    key?: string | null | undefined
+  ): Root
+  (type: string, properties: JSXProps, key?: string | null | undefined): Element
+}
+
+export const jsxs: {
+  (
+    type: null,
+    properties: {children?: Child},
+    key?: string | null | undefined
+  ): Root
+  (type: string, properties: JSXProps, key?: string | null | undefined): Element
+}
+
+export const jsx: {
+  (
+    type: null,
+    properties: {children?: Child},
+    key?: string | null | undefined
+  ): Root
+  (type: string, properties: JSXProps, key?: string | null | undefined): Element
+}