Update for generating help

Makefile

@@ -1,9 +1,9 @@
 #-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-#
 #
-# Manage website building
-#
-# Andrew Stryker <axs@sdf.org>
-#
+#> Manage building Hugo website
+#>
+#> Andrew Stryker <axs@sdf.org>
+#>
 #-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-#
 
 #-----------------------------------------------------------------------------#
@@ -15,6 +15,8 @@
 DEST ?= axs@sdf.org:html
 SITE_URL ?= https://axs.sdf.org
 
+help_generator = generate-help.awk
+
 #-----------------------------------------------------------------------------#
 #
 # Define user interface
@@ -25,7 +27,7 @@ SITE_URL ?= https://axs.sdf.org
 
 default: build
 
-build: .build_sentinel #>
+build: .build_sentinel #> Build site with Hugo (default)
 
 publish: build #> Publish site
 	@echo "📰Publishing..."
@@ -53,6 +55,9 @@ publish: build #> Publish site
 	@echo "✓ Publising complete"
 	@echo "\nThe site should be available on ${SITE_URL}"
 
+help: #> Generate this help message
+	@gawk -f ${help_generator} $(MAKEFILE_LIST)
+
 #-----------------------------------------------------------------------------#
 #
 # Define file interface