add script to register let's encrypt keys and other useful bin/postal commands

bin/postal

@@ -51,7 +51,7 @@ case "$1" in
         ;;
 
     upgrade)
-        run "bundle exec rake db:migrate"
+        run "bundle exec rake assets:precompile db:migrate"
         ;;
 
     console)
@@ -62,10 +62,17 @@ case "$1" in
         run "bundle exec ruby script/generate_initial_config.rb"
         ;;
 
+    initialize)
+        run "bundle exec rake assets:precompile db:schema:load db:seed"
+        ;;
+
     default-dkim-record)
         run "bundle exec ruby script/default_dkim_record.rb"
         ;;
 
+    register-lets-encrypt)
+        run "bundle exec ruby script/register_lets_encrypt.rb $2"
+        ;;
 
     bundle)
         if [ -n "$2" ]; then
@@ -92,6 +99,9 @@ case "$1" in
         echo "Other commands:"
         echo -e " * \e[35mconsole\e[0m - open a Postal system console (debug only)"
         echo -e " * \e[35minitialize-config\e[0m - initialize a new config directory"
+        echo -e " * \e[35minitialize\e[0m - generate assets and load the database for the first time"
+        echo -e " * \e[35mdefault-dkim-record\e[0m - show the default DKIM DNS record"
+        echo -e " * \e[35mregister-lets-encrypt\e[0m - register the generated Let's Encrypt key"
         echo -e " * \e[35mupgrade\e[0m - upgrade the Postal installation"
         echo -e " * \e[35mbundle\e[0m - download & install all required Ruby dependencies"
         echo