My `~/.hammerspoon/init.lua` config file. Uses a QMK bound F19 key to allow for optional "modified" hyper chords.

init.lua

hs.application.enableSpotlightForNameSearches(true)
hs.notify.new({title="Hammerspoon", informativeText="Config loaded"}):send()
hs.window.animationDuration = 0 -- Animations are silly

-- Load Spoons
hs.loadSpoon("WinWin")
hs.loadSpoon("ReloadConfiguration")
spoon.ReloadConfiguration:start()

-- Bind the Hyper key
hyper = hs.hotkey.modal.new({}, nil)
hyper.pressed = function() hyper:enter() end
hyper.released = function() hyper:exit() end
hs.hotkey.bind({}, 'F19', hyper.pressed, hyper.released)

-- Helpers Functions
launch = function(appname)
  hs.application.launchOrFocus(appname)
  hyper.triggered = true
end

-- Monitors
left_acer = hs.screen.find(478251797)
center_dell = hs.screen.find(722497435)
right_dell = hs.screen.find(722476764)

-- Application Aliases
browser = 'Google Chrome'
editor = 'Visual Studio Code'
terminal = 'iTerm'
database = 'DataGrip'
rest_client = 'Postman Canary'
music = 'Spotify'
slack = 'Slack'
chat = 'Discord'

-- Application Invocation
applicationHotkeys = {
  a = 'Activity Monitor',
  b = browser,
  e = editor,
  i = terminal,
  d = database,
  f = 'Finder',
  m = 'Messages',
  r = rest_client,
  p = music,
  s = slack,
  c = chat,
  w = 'Hammerspoon'
}
for key, app in pairs(applicationHotkeys) do
  hyper:bind({}, key, nil, function() launch(app); hyper:exit(); end)
end

hyper:bind({}, 'space', nil, function() launch('Alfred 4'); hyper:exit(); end)

-- Window Managment
hyper:bind({}, "h", nil, function() spoon.WinWin:moveAndResize("halfleft") end)
hyper:bind({}, "j", nil, function() hs.window.focusedWindow():moveToScreen(hs.window.focusedWindow():screen():next()) end)
hyper:bind({}, "k", nil, function() hs.window.focusedWindow():maximize() end)
hyper:bind({}, "l", nil, function() spoon.WinWin:moveAndResize("halfright") end)

-- WARNING - Work in Progress
-- 3 Monitor Battlestation Layout
hyper:bind({}, ";", nil, function()
  local windowLayout = {
      {browser,   nil,   left_acer,   hs.layout.maximized,   nil, nil},
      {'iTerm2',  nil,   center_dell, hs.layout.right50,     nil, nil},
      {'Code',    nil,   center_dell, hs.layout.left50,      nil, nil},
      {database,  nil,   right_dell,  hs.layout.maximized,   nil, nil},
      {slack,     nil,   right_dell,  hs.layout.left50,      nil, nil},
      {chat,      nil,   right_dell,  hs.layout.right50,     nil, nil},
      {music,     nil,   right_dell,  hs.layout.right50,     nil, nil},
  }
  hs.layout.apply(windowLayout)
  hs.application.launchOrFocus(browser)
  hs.application.launchOrFocus(editor)
  hs.application.launchOrFocus(terminal)
  hs.application.launchOrFocus(slack)
  hs.application.launchOrFocus(music)
end)