readwwwlog: ignore case in error matching pattern

.config/zsh/functions/readwwwlog

@@ -38,7 +38,8 @@ for url in ${urls}; do
         local file="$(mktemp --suffix='.readwwwlog')"
         curl --silent --location --output ${file} ${url}
 
-        local -a cmd=(less --LINE-NUMBERS --pattern='(error|fail):' ${file})
+        local -a cmd=(less --LINE-NUMBERS --ignore-case \
+                           --pattern='(error|fail):' ${file})
         if [[ -o NO_INTERACTIVE ]]; then
             cmd=(${TERMINAL} ${termopts} -e ${cmd})
         fi