revert to custom workflow, no special colors

.github/workflows/pkgdown.yaml

@@ -42,7 +42,22 @@ jobs:
           needs: website
 
       - name: Build site
-        run: pkgdown::build_site_github_pages(new_process = FALSE, install = FALSE)
+        # our versioning system+dev branch doesn't match the requirements for
+        # develop mode = auto
+        run: |
+          target_ref <- "${{ github.event_name == 'pull_request' && github.base_ref || github.ref }}"
+          override <- if (target_ref == "main" || target_ref == "refs/heads/main") {
+            list(development = list(mode = "release"))
+          } else if (target_ref == "dev" || target_ref == "refs/heads/dev") {
+            list(development = list(mode = "devel"))
+          } else {
+            stop("Unexpected target_ref: ", target_ref)
+          }
+          pkg <- pkgdown::as_pkgdown(".", override = override)
+          cli::cli_rule("Cleaning files from old site...")
+          pkgdown::clean_site(pkg)
+          pkgdown::build_site(pkg, preview = FALSE, install = FALSE, new_process = FALSE)
+          pkgdown:::build_github_pages(pkg)
         shell: Rscript {0}
 
       - name: Deploy to GitHub pages 🚀

_pkgdown.yml

@@ -1,5 +1,5 @@
 development:
-  mode: auto
+  mode: devel
 
 template:
   package: delphidocs