chore(readme): add pre-push hook to geenrate coverage badge

package.json

@@ -12,6 +12,7 @@
     "flow:precommit": "glow",
     "flow:coverage": "flow-coverage-report --config ./coverage.json",
     "flow:report": "yarn flow:coverage && cd ./flow-coverage && open index.html",
+    "flow:generate-coverage-badge": "flow-coverage-report -i \"app/**/*.js\" \"config/**/*.js\" \"services/**/*.js\" \"utils/**/*.js\" -t 'badge' -o public/ && git add public/flow-coverage-badge.svg public/flow-badge.svg",
     "electron:dev": "electron -r @babel/register .",
     "electron:prepare": "yarn icon:build && rm -rf dist && mkdir dist",
     "electron:pack": "yarn electron:prepare && electron-builder --dir",
@@ -76,6 +77,7 @@
     "node-sass": "^4.8.3",
     "postcss-loader": "^3.0.0",
     "pre-commit": "^1.2.2",
+    "pre-push": "^0.1.1",
     "react-testing-library": "^5.3.1",
     "redux-logger": "^3.0.6",
     "redux-mock-store": "^1.5.3",
@@ -128,6 +130,9 @@
     "lint:precommit",
     "flow:precommit"
   ],
+  "pre-push": [
+    "flow:generate-coverage-badge"
+  ],
   "build": {
     "appId": "com.zcashfoundation",
     "productName": "ZEC Wallet",

yarn.lock

@@ -13039,6 +13039,13 @@ pre-commit@^1.2.2:
     spawn-sync "^1.0.15"
     which "1.2.x"
 
+pre-push@^0.1.1:
+  version "0.1.1"
+  resolved "https://registry.yarnpkg.com/pre-push/-/pre-push-0.1.1.tgz#2a2a79827d243a76c91089897ac707f45e716aac"
+  integrity sha1-Kip5gn0kOnbJEImJescH9F5xaqw=
+  dependencies:
+    shelljs "0.3.x"
+
 prelude-ls@~1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/prelude-ls/-/prelude-ls-1.1.2.tgz#21932a549f5e52ffd9a827f570e04be62a97da54"
@@ -15022,6 +15029,11 @@ shell-quote@1.6.1:
     array-reduce "~0.0.0"
     jsonify "~0.0.0"
 
+shelljs@0.3.x:
+  version "0.3.0"
+  resolved "https://registry.yarnpkg.com/shelljs/-/shelljs-0.3.0.tgz#3596e6307a781544f591f37da618360f31db57b1"
+  integrity sha1-NZbmMHp4FUT1kfN9phg2DzHbV7E=
+
 shellwords@^0.1.1:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/shellwords/-/shellwords-0.1.1.tgz#d6b9181c1a48d397324c84871efbcfc73fc0654b"