add text notes

backend/nodes/__init__.py

@@ -21,6 +21,7 @@ from backend.nodes import (
     mask_threshold,
     note,
     number,
+    text_note,
     range_slider,
     rotate,
     save,

backend/nodes/text_note.py

@@ -0,0 +1,30 @@
+from __future__ import annotations
+
+from backend.node_registry import register_node
+
+
+@register_node(display_name="Text Note")
+class TextNote:
+    """A floating text card for annotating workflows. Supports Markdown."""
+
+    CATEGORY = "Canvas"
+
+    @classmethod
+    def INPUT_TYPES(cls):
+        return {
+            "required": {
+                "text": ("STRING", {
+                    "default": "# Guide\n\nDouble-click to edit this note.\n\n- Step 1\n- Step 2",
+                    "multiline": True,
+                }),
+                "color": (["default", "blue", "green", "yellow", "red", "purple"], {
+                    "default": "default",
+                }),
+            },
+        }
+
+    OUTPUTS = ()
+    FUNCTION = "noop"
+
+    def noop(self, text: str, color: str = "default") -> tuple:
+        return ()