chore: add prettier

Author: unix

.prettierignore

@@ -0,0 +1,7 @@
+.next
+.now
+dist
+public
+*.json
+*.d.ts
+*.yml

.prettierrc.js

@@ -0,0 +1,10 @@
+module.exports = {
+  semi: false,
+  tabWidth: 2,
+  printWidth: 100,
+  trailingComma: 'all',
+  arrowParens: 'avoid',
+  singleQuote: true,
+  jsxBracketSameLine: true,
+  endOfLine: 'lf',
+}

package.json

@@ -7,6 +7,7 @@
     "dev": "npm run collect && next dev",
     "now-build": "npm run collect && next build",
     "post": "node scripts/create.js",
+    "prettier": "prettier --write .",
     "collect": "node scripts/collect-meta.js",
     "export": "npm run now-build && next export"
   },
@@ -28,6 +29,7 @@
     "chalk": "^3.0.0",
     "extract-mdx-metadata": "^1.0.0",
     "fs-extra": "^8.1.0",
+    "prettier": "^2.0.5",
     "prompt-sync": "^4.2.0",
     "rehype-join-line": "^1.0.2",
     "styled-jsx": "^3.2.4"

yarn.lock

@@ -4992,6 +4992,11 @@ prepend-http@^1.0.0:
   resolved "https://registry.yarnpkg.com/prepend-http/-/prepend-http-1.0.4.tgz#d4f4562b0ce3696e41ac52d0e002e57a635dc6dc"
   integrity sha1-1PRWKwzjaW5BrFLQ4ALlemNdxtw=
 
+prettier@^2.0.5:
+  version "2.0.5"
+  resolved "https://registry.yarnpkg.com/prettier/-/prettier-2.0.5.tgz#d6d56282455243f2f92cc1716692c08aa31522d4"
+  integrity sha512-7PtVymN48hGcO4fGjybyBSIWDsLU4H4XlvOHfq91pz9kkGlonzwTfYkaIEwiRg/dAJF9YlbsduBAgtYLi+8cFg==
+
 prismjs@~1.17.0:
   version "1.17.1"
   resolved "https://registry.yarnpkg.com/prismjs/-/prismjs-1.17.1.tgz#e669fcbd4cdd873c35102881c33b14d0d68519be"