created initial textnode class

src/textnode.py

@@ -0,0 +1,15 @@
+class TextNode:
+    def __init__(self, text, text_type, url=None) -> None:
+        self.text = text
+        self.text_type = text_type
+        self.url = url
+
+    def __eq__(self, other_node) -> bool:
+        return (
+            self.text == other_node.text
+            and self.text_type == other_node.text_type
+            and self.url == other_node.url
+        )
+    
+    def __repr__(self) -> str:
+        return f"TextNode({self.text}, {self.text_type}, {self.url})"