fix: Add nixpacks configuration for Astro deployment

dealplustech-astro/node_modules/mdast-util-to-hast/lib/handlers/blockquote.js

@@ -0,0 +1,27 @@
+/**
+ * @import {Element} from 'hast'
+ * @import {Blockquote} from 'mdast'
+ * @import {State} from '../state.js'
+ */
+
+/**
+ * Turn an mdast `blockquote` node into hast.
+ *
+ * @param {State} state
+ *   Info passed around.
+ * @param {Blockquote} node
+ *   mdast node.
+ * @returns {Element}
+ *   hast node.
+ */
+export function blockquote(state, node) {
+  /** @type {Element} */
+  const result = {
+    type: 'element',
+    tagName: 'blockquote',
+    properties: {},
+    children: state.wrap(state.all(node), true)
+  }
+  state.patch(node, result)
+  return state.applyData(node, result)
+}