Port from Amethyst Engine to Bevy

[cdsupina]

This issue will outline steps that need to be taken to port the game to Bevy. They will be listed and grouped in the order they should be done. You can find the Amethyst Engine code here: https://github.com/amethyst/theta-wave

• Step 1
  • Player Movement
  • Debug Lines Add debug lines for colliders #9
  • Arena Borders Add arena barriers #4
  • Game size/scaling Load values from config and data files #7
  • Background art Add Background Models #10
  • UI Placement
  • Config and data files Load values from config and data files #7
  • Pause game Gamestates, audio, menus, win and lose #22
• Step 2
  • Formations Add spawner, all mobs from legacy, and formations #12
  • Player Health Add Player and Mob Health #16
  • Defense Runs, levels, phases, and objectives #17
  • Firing Blasts Add Attacking Behaviors for Enemies #15
  • Explosions (Projectiles and Mobs) Blast and Mob Explosions #18
• Step 3
  • Consumables Add consumables that spawn from defeated mobs #21
  • Items
  • Barrel Roll Ability Multiplayer Update #28
  • Store
  • Z Levels (Sprite Layering) Gamestates, audio, menus, win and lose #22
• Step 4
  • Repeater boss Repeater Boss, Mob Segments #26
• Finalize
  • Documentation Comments
  • Code Comments
  • Module Organization
  • Log Important Data

[cdsupina]

Good enough, may fork privately to to add items