aws-get-secret: add comments

zsh/.local/share/.gitignore

@@ -1,2 +1,4 @@
 # ignore all files in the stew directory
 stew/*
+containers/
+direnv

zsh/.local/share/zsh/functions/aws-get-secret

@@ -3,7 +3,9 @@ aws-get-secret () {
 
   if [[ -z "$secret_id" ]]; then
     secret_id=$(aws secretsmanager list-secrets \
+      # build a tsv w/ name and date
       | jq -r '.SecretList | sort_by(.Name) | .[] | [.Name,.LastChangedDate] | @tsv' \
+      # convert to tsv w/ full name, truncated name, date (no timestamp)
       | awk -F'\t' '{
           full_name = $1;
           truncated_name = substr($1,1,30);
@@ -11,6 +13,7 @@ aws-get-secret () {
           # Output: full_name (for return), truncated_name (for display), date (for display)
           printf "%s\t%-30s\t%s\n", full_name, truncated_name, date_parts[1]
         }' \
+      # select via fzf, fields 2 & 3
       | fzf \
         --header="$(printf '%-30s\t%s\n' 'NAME' 'LAST_CHANGED_DATE')" \
         --delimiter='\t' \