settings: turn node colouring off by default

Co-Authored-By: Claude Fable 5.1 <[email protected]>

 hc_settings.json | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hc_settings.json b/hc_settings.json
index cf1af15..a5c532a 100644
--- a/hc_settings.json
+++ b/hc_settings.json
@@ -32,7 +32,7 @@
     },
     "node_graph": {
         "node_shape": "rect",
-        "node_coloring": true,
+        "node_coloring": false,
         "node_color": "#607070",
         "zoom_center": "hc_cursor",
         "hcnetcursor": true,