actions add coverage

.github/workflows/coverage.yml

@@ -0,0 +1,37 @@
+name: Coverage
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+
+  build:
+    name: Coverage
+    runs-on: ubuntu-latest
+
+    steps:
+
+      - name: Set up Go 1.x
+        uses: actions/setup-go@v2
+        with:
+          go-version: ^1.14
+        id: go
+
+      - name: Check out code into the Go module directory
+        uses: actions/checkout@v2
+
+      - name: Get dependencies
+        run: |
+          go get -v -t -d ./...
+
+      - name: Run Coverage
+        run: ./testing/coverage/coverall2
+
+      - name: Upload coverage to Codecov
+        uses: codecov/codecov-action@v1
+        with:
+          file: ./coverage.txt
+          fail_ci_if_error: true