Fix pkgdown configuration: add URL and use concept tags for R6 classes

Author: dchodge

DESCRIPTION

@@ -8,6 +8,8 @@ Description: Fits generalized logistic functions to serological data (antibody t
     tools for assessing correlates of risk/protection including ROC AUC, LOO-CV,
     and Brier scores. Built around an R6 class for streamlined workflow.
 License: MIT + file LICENSE
+URL: https://seroanalytics.github.io/seroCOP/
+BugReports: https://github.com/seroanalytics/seroCOP/issues
 Encoding: UTF-8
 Roxygen: list(markdown = TRUE)
 RoxygenNote: 7.3.2

R/SeroCOP.R

@@ -12,6 +12,7 @@
 #' 4. Performance metrics (ROC AUC, Brier score, LOO-CV)
 #' 5. Visualization
 #'
+#' @concept r6-classes
 #' @export
 #' @examples
 #' \dontrun{

R/SeroCOPMulti.R

@@ -4,6 +4,7 @@
 #' An R6 class for analyzing multiple biomarkers simultaneously.
 #' Fits separate models for each biomarker and provides comparison tools.
 #'
+#' @concept r6-classes
 #' @export
 #' @examples
 #' \dontrun{

_pkgdown.yml

@@ -29,14 +29,13 @@ navbar:
         href: articles/multi-biomarker.html
     github:
       icon: fab fa-github fa-lg
-      href: https://github.com/USERNAME/seroCOP
+      href: https://github.com/seroanalytics/seroCOP
 
 reference:
   - title: Main Classes
     desc: Core R6 classes for analysis
     contents:
-    - SeroCOP
-    - SeroCOPMulti
+    - has_concept("r6-classes")
 
   - title: Utility Functions
     desc: Helper functions for data simulation and analysis