Add lab workstation functionality and integrate into gameplay

- Introduced a lab workstation popup in the game interface for accessing lab sheets via an iframe.
- Implemented JavaScript functions to create, open, and close the lab workstation, enhancing user interaction.
- Updated CSS styles for the lab workstation popup to ensure a seamless visual experience.
- Enhanced interaction handling to allow players to open lab workstations from inventory items.
- Added new scenario files for the Linux Fundamentals and Security Lab, including detailed instructions and objectives for players.
- Updated scenario schema to include the new lab workstation type, ensuring proper integration into the game mechanics.

db/migrate/20251128000001_remove_unique_game_constraint.rb

@@ -18,3 +18,5 @@ class RemoveUniqueGameConstraint < ActiveRecord::Migration[7.0]
 end
 
 
+
+