resolver: lts-11.10
packages:
- '.'
extra-deps:
  - Chart-diagrams-1.8.3
  - SVGFonts-1.6.0.3
  - diagrams-core-1.4.0.1
  - diagrams-lib-1.4.2
  - diagrams-postscript-1.4
  - diagrams-svg-1.4.1.1
  - diagrams-solve-0.1.1
  - dual-tree-0.2.1
  - lens-4.15.4
  - free-4.12.4