build/serve app w/o search index build process -- --no-lunr-index

_plugins/index_all_pages.rb

@@ -7,6 +7,7 @@ class Indexer < Generator
 
     def initialize(config = {})
       super(config)
+      return if ARGV.include?("--no-lunr-index")
 
       lunr_config = {
         'excludes' => [],
@@ -28,7 +29,10 @@ def initialize(config = {})
     # Index all pages except pages matching any value in config['lunr_excludes'] or with date['exclude_from_search']
     # The main content from each page is extracted and saved to disk as json
     def generate(site)
-      puts 'Running the search indexer...'
+      if @index.nil?
+        Jekyll.logger.info "Lunr:", 'Skipping search indexing at user request'
+        return
+      end
 
       # gather pages and posts
       items = pages_to_index(site)