Merge pull request #49 from WangLabCSU/copilot/fix-3-2

Implement br_show_nomogram function with robust coefficient handling, accurate survival calculations, and proper Cox model intercept support

Author: ShixiangWang

.gitignore

@@ -20,8 +20,10 @@ bregr_*.tar.gz
 
 bregr_models
 .Rapp.history
-*.png
+
 demo_fix.R
 
+*.png
+*.pdf
 # Test artifacts
 tests/testthat/Rplots.pdf

NAMESPACE

@@ -28,6 +28,7 @@ export(br_show_fitted_line_2d)
 export(br_show_forest)
 export(br_show_forest_ggstats)
 export(br_show_forest_ggstatsplot)
+export(br_show_nomogram)
 export(br_show_residuals)
 export(br_show_risk_network)
 export(br_show_survival_curves)