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/svgo/plugins/removeDesc.js

@@ -0,0 +1,42 @@
+import { detachNodeFromParent } from '../lib/xast.js';
+
+/**
+ * @typedef RemoveDescParams
+ * @property {boolean=} removeAny
+ */
+
+export const name = 'removeDesc';
+export const description = 'removes <desc>';
+
+const standardDescs = /^(Created with|Created using)/;
+
+/**
+ * Removes <desc>.
+ * Removes only standard editors content or empty elements because it can be
+ * used for accessibility. Enable parameter 'removeAny' to remove any
+ * description.
+ *
+ * @author Daniel Wabyick
+ * @see https://developer.mozilla.org/docs/Web/SVG/Element/desc
+ *
+ * @type {import('../lib/types.js').Plugin<RemoveDescParams>}
+ */
+export const fn = (root, params) => {
+  const { removeAny = false } = params;
+  return {
+    element: {
+      enter: (node, parentNode) => {
+        if (node.name === 'desc') {
+          if (
+            removeAny ||
+            node.children.length === 0 ||
+            (node.children[0].type === 'text' &&
+              standardDescs.test(node.children[0].value))
+          ) {
+            detachNodeFromParent(node, parentNode);
+          }
+        }
+      },
+    },
+  };
+};