feat: add support for mdx file (#604)

embedchain/loaders/mdx.py

@@ -0,0 +1,28 @@
+import hashlib
+
+from langchain.document_loaders import PyPDFLoader
+
+from embedchain.helper.json_serializable import register_deserializable
+from embedchain.loaders.base_loader import BaseLoader
+from embedchain.utils import clean_string
+
+
+@register_deserializable
+class MdxLoader(BaseLoader):
+    def load_data(self, url):
+        """Load data from a mdx file."""
+        with open(url, 'r', encoding="utf-8") as infile:
+            content = infile.read()
+        meta_data = {
+            "url": url,
+        }
+        doc_id = hashlib.sha256((content + url).encode()).hexdigest()
+        return {
+            "doc_id": doc_id,
+            "data": [
+                {
+                    "content": content,
+                    "meta_data": meta_data,
+                }
+            ],
+        }