Create coverage.yml

.github/workflows/coverage.yml

@@ -0,0 +1,27 @@
+name:                           coverage
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+jobs:
+  test:
+    name:                       coverage
+    runs-on:                    ubuntu-latest
+    container:
+      image:                    xd009642/tarpaulin
+      options:                  --security-opt seccomp=unconfined
+    steps:
+      - name:                   Checkout repository
+        uses:                   actions/checkout@v2
+
+      - name:                   Generate code coverage
+        run: |
+          cargo +nightly tarpaulin --verbose --all-features --workspace --timeout 120 --out Xml
+
+      - name:                   Upload to codecov.io
+        uses:                   codecov/codecov-action@v1
+        with:
+          # token:                ${{secrets.CODECOV_TOKEN}} # not required for public repos
+          fail_ci_if_error:     true