message: chore(preconstruct): add preconstruct dev to postinstall script
diff: "fix:pkgs": "manypkg fix",
  "version:pkgs": "changeset version",
  "clean:emotion-types": "rm -rf node_modules/@emotion/core/types",
  - "postinstall": "yarn clean:emotion-types && yarn check:pkgs",
  + "postinstall": "yarn clean:emotion-types && yarn check:pkgs && preconstruct dev",
  "csb:pkgs": "node -r esm scripts/csb.js",
  "csb:install": "yarn prestart && yarn csb:pkgs",
  "contributors:add": "all-contributors add",
  