```ruby
require "thor"
require "filerary/version"
require "filerary/librarian"

module Filerary
  class Command < Thor
    desc "version", "Show version number"
    def version
      puts VERSION
    end

    desc "list", "List filenames in the collection"
    def list
      puts Filerary::Librarian.new.list
    end

    desc "collect FILE...", "Collect files (takes time)"
    def collect(*files)
      Filerary::Librarian.new.collect(files)
    end

    desc "search WORD", "Search for files in the collection"
    def search(word)
      puts Filerary::Librarian.new.search(word)
    end

    desc "show PATH", "Show a file content"
    def show(path)
      begin
        puts Filerary::Librarian.new.show(path)
      rescue ArgumentError => e
        puts "#{e.class}: #{e.message}: #{path}"
      end
    end

    desc "cleanup", "Remove deleted files in the collection"
    def cleanup
      Filerary::Librarian.new.cleanup
    end

    desc "remove PATH", "Remove a file in the collection"
    def remove(path)
      begin
        Filerary::Librarian.new.remove(path)
      rescue ArgumentError => e
        puts "#{e.class}: #{e.message}: #{path}"
      end
    end

    desc "destroy", "Delete the database and the collection"
    def destroy
      Filerary::Librarian.new.destroy
    end
  end
end
```

Use STDERR for an error message printing
user
```ruby
require "thor"
require "filerary/version"
require "filerary/librarian"

module Filerary
  class Command < Thor
    desc "version", "Show version number"
    def version
      puts VERSION
    end

    desc "list", "List filenames in the collection"
    def list
      puts Filerary::Librarian.new.list
    end

    desc "collect FILE...", "Collect files (takes time)"
    def collect(*files)
      Filerary::Librarian.new.collect(files)
    end

    desc "search WORD", "Search for files in the collection"
    def search(word)
      puts Filerary::Librarian.new.search(word)
    end

    desc "show PATH", "Show a file content"
    def show(path)
      begin
        puts Filerary::Librarian.new.show(path)
      rescue ArgumentError => e
        STDERR.puts "#{e.class}: #{e.message}: #{path}"
      end
    end

    desc "cleanup", "Remove deleted files in the collection"
    def cleanup
      Filerary::Librarian.new.cleanup
    end

    desc "remove PATH", "Remove a file in the collection"
    def remove(path)
      begin
        Filerary::Librarian.new.remove(path)
      rescue ArgumentError => e
        STDERR.puts "#{e.class}: #{e.message}: #{path}"
      end
    end

    desc "destroy", "Delete the database and the collection"
    def destroy
      Filerary::Librarian.new.destroy
    end
  end
end
```
assistant