chore: coverage to codecov

.github/workflows/ci.yaml

@@ -0,0 +1,19 @@
+
+name: Test and coverage
+
+on: [push, pull_request]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: 2
+      - uses: actions/setup-go@v2
+        with:
+          go-version: '1.16'
+      - name: Run coverage
+        run: go test -race -coverprofile=coverage.txt -covermode=atomic
+      - name: Upload coverage to Codecov
+        run: bash <(curl -s https://codecov.io/bash)

.gitignore

@@ -10,6 +10,7 @@ cmd/echor/echor
 
 # Test binary, build with `go test -c`
 *.test
+coverage.txt
 
 # Output of the go coverage tool, specifically when used with LiteIDE
 *.out