add keywords support

backend/node_registry.py

@@ -91,6 +91,7 @@ def get_node_info(class_name: str) -> dict[str, Any]:
         "output_node": bool(getattr(cls, "OUTPUT_NODE", False)),
         "manual_trigger": bool(getattr(cls, "MANUAL_TRIGGER", False)),
         "description": getattr(cls, "DESCRIPTION", ""),
+        "keywords": list(getattr(cls, "KEYWORDS", ())),
     }
 
 

backend/nodes/edge_detect.py

@@ -25,6 +25,8 @@ class EdgeDetect:
         "Detect edges using Sobel, Prewitt, Laplacian, or LoG operators. "
     )
 
+    KEYWORDS = ("sobel", "prewitt", "laplacian", "log", "gradient", "edges")
+
     def process(self, field: DataField, method: str, sigma: float) -> tuple:
         from scipy.ndimage import sobel, prewitt, gaussian_laplace, laplace
         data = field.data