i would like to reorder the primers into folders (#165)

this will make image handling easier and less fragile

my bash scripting is horrible so please improve if you can

website/build.sh

@@ -49,6 +49,20 @@ for file in $(find website/content/projects -name README.md); do
   mv "${file}" "${file%README.md}index.md"
 done
 
+# Rename README.md based on directory structure within primers so we can have bundles and images stay working
+find website/content/primers -type d | while read -r dir; do
+  if [[ -f "${dir}/README.md" ]]; then
+    # Check if the directory has subdirectories
+    if find "${dir}" -mindepth 1 -type d | read; then
+      # If it has subdirectories, rename README.md to _index.md
+      mv "${dir}/README.md" "${dir}/_index.md"
+    else
+      # If it does not have subdirectories, rename README.md to index.md
+      mv "${dir}/README.md" "${dir}/index.md"
+    fi
+  fi
+done
+
 find website/content -name '*.md' -print0 | xargs -0 "${sed_i[@]}" -e '/^<!--forhugo$/d' -e '/^forhugo-->$/d'
 
 cd website