```ruby
#!/usr/bin/ruby

# This is a simple wrapper designed to be run by an external script.

# It checks to see if the time is within the allowable range for the script to
# run and then calls the main Konstabot script.

time = Time.new
puts time

if time.wday.between?(1,6) && time.hour.between?(8,17)
    puts "Running Konstabot"
    system "ruby konstabot.rb -n 10 -H"
else
   puts "Skipped"
end

```

Allow the start/end times to be configured via environment variables
user
```ruby
#!/usr/bin/ruby

# This is a simple wrapper designed to be run by an external script.

# It checks to see if the time is within the allowable range for the script to
# run and then calls the main Konstabot script.

time = Time.new
puts "time_guarded_run called at #{time}"

weekday_only = (ENV['KB_WEEKDAY_ONLY'] || 'true') == 'true'
start_hour = ENV['KB_START_HOUR'] || 8
end_hour = ENV['KB_END_HOUR'].to_i || 17
max_tweets = ENV['KB_MAX_TWEETS'].to_i || 10

if weekday_only && (time.saturday? || time.sunday?)
  puts "Not a weekday"
  exit
end

unless time.hour.between? start_hour, end_hour
  exit
end

puts "Running Konstabot with #{max_tweets} max tweets"
system "ruby konstabot.rb -n 10 -H"
```
assistant