0.8.0.0

Breaking changes

• The types of atomic and instant changed from Cmd a -> Cmd a to
  {Cmd a} -> Cmd a (#2552)

Bugfixes

• Fix file I/O to properly take encoding into account (#2594)

Features + Enhancements

Commands

• The watch command now watches for robots as well as entities (#2538)

Entities + Recipes

• Include combustion products in recipe graph analysis (#2553)

Tutorials + Scenarios

• Simple photocopier challenge (#2492)

Achievements

• Grant achievement for unequipping a welder (#2564)
• Destroy base if it has life support system unequipped for 256 ticks (#2505)

Scenario mechanics and authoring improvements

• Optional chars palette field to specify auto-generated character entities (#2494)

LSP

• Jump to definition support for value-level names (#2583)

UI enhancements

• Add proper Swarm history replay (#2482)
• Update tab completion to work at the cursor, not just at the end of REPL input (#2543)
• Auto-insert matching close quotes at the REPL (#2547)
• Inventory search looks at entity descriptions in addition to names (#2582)
• Reset info panel scroll when clicking on an inventory item (#2486)
• Pop out entity description on Enter keypress on info panel (#2485)

Performance + metrics

• View chunk caching for faster world drawing (#2515)
• Load world tiles in parallel (#2555)
• Optimize structure composition (#2487)
• Add metrics via ekg (#2512)
  • World metrics (#2573)
  • Total and active robots metrics (#2517)

Command line options

• New swarm check subcommand for parsing and typechecking code from
  the command-line (#2640)