Replace githooks with husky and lint-staged

Author: ryami333

.githooks/deploy

@@ -10,8 +10,6 @@
 nvm install
 # Then, install all project dependencies.
 npm install
-# Install the git hooks.
-./.githooks/deploy
 # Set up a `.env` file with the appropriate secrets.
 touch .env
 ```

.githooks/pre-commit

@@ -413,10 +413,6 @@ const Example = () => (
                         <br />
                         npm install
                         <br />
-                        # Install the git hooks.
-                        <br />
-                        ./.githooks/deploy
-                        <br />
                         # Set up a `.env` file with the appropriate secrets.
                         <br />
                         touch .env

CONTRIBUTING.md

@@ -85,7 +85,9 @@
     "flow-bin": "^0.76.0",
     "flow-copy-source": "^2.0.2",
     "html-webpack-plugin": "^3.2.0",
+    "husky": "^1.2.1",
     "jest": "^23.5.0",
+    "lint-staged": "^8.1.0",
     "prettier": "^1.12.0",
     "raf": "^3.4.0",
     "react": "^16.4.0",
@@ -110,5 +112,15 @@
   "peerDependencies": {
     "react": "^15.4.0 || ^16.0.0",
     "react-dom": "^15.4.0 || ^16.0.0"
+  },
+  "husky": {
+    "hooks": {
+      "pre-commit": "lint-staged && yarn flow"
+    }
+  },
+  "lint-staged": {
+    "linters": {
+      "*.{js,jsx}": ["eslint"]
+    }
   }
 }