feat(codecov): switch to github workflow

.github/workflows/codecov.yml

@@ -0,0 +1,32 @@
+name: Code Coverage
+on: [push, pull_request]
+jobs:
+  run:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        node-version: [10.x, 12.x, 14.x, 16.x]
+    env:
+      OS: ubuntu-latest
+      NODE_VERSION: ${{ matrix.node-version }}
+    steps:
+    - uses: actions/checkout@master
+    - name: Use Node.js ${{ matrix.node-version }}
+      uses: actions/setup-node@master
+      with:
+        node-version: ${{ matrix.node-version }}
+    - name: Generate coverage report
+      run: |
+        npm install
+        npm run build --if-present
+        npm test
+    - name: Upload coverage to Codecov
+      uses: codecov/codecov-action@v3
+      with:
+        token: ${{ secrets.CODECOV_TOKEN }}
+        directory: ./coverage
+        env_vars: OS,NODE_VERSION
+        fail_ci_if_error: true
+        flags: unittests
+        name: codecov-umbrella
+        verbose: true

README.md

@@ -1,6 +1,6 @@
 # gm-crypto
 
-[![Build Status](https://travis-ci.com/byte-fe/gm-crypto.svg?branch=main)](https://travis-ci.com/byte-fe/gm-crypto)
+[![Build Status](https://github.com/byte-fe/gm-crypto/actions/workflows/codecov.yml/badge.svg)](https://github.com/byte-fe/gm-crypto/actions/workflows/codecov.yml)
 [![codecov](https://codecov.io/gh/byte-fe/gm-crypto/branch/main/graph/badge.svg?token=5UbUw8VKYh)](https://codecov.io/gh/byte-fe/gm-crypto)
 [![Commitizen friendly](https://img.shields.io/badge/commitizen-friendly-brightgreen.svg)](http://commitizen.github.io/cz-cli/)
 [![code style: prettier](https://img.shields.io/badge/code_style-prettier-ff69b4.svg?style=flat-square)](https://github.com/prettier/prettier)

package.json

@@ -17,7 +17,7 @@
     "clean": "rm -rf dist",
     "build": "npm run clean && microbundle --entry src/index.js --sourcemap false",
     "build:coverage": "npm run clean && microbundle --entry src/index.js --sourcemap true",
-    "test": "npm run build:coverage && nyc --reporter=text --reporter=lcovonly ava -v",
+    "test": "npm run build:coverage && nyc --reporter=json ava -v",
     "prepublishOnly": "npm run build"
   },
   "repository": {