chore: GitHub action to publish to crates.io when push a tag vX.Y.Z

Author: jhg

.github/workflows/cargo-publish.yml

@@ -0,0 +1,20 @@
+name: Publish to crates.io when v* tags
+
+on:
+  push:
+    tags:
+      - 'v*'
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    env:
+      CARGO_REGISTRY_TOKEN: ${{ secrets.CARGO_REGISTRY_TOKEN }}
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions-rs/toolchain@v1
+        with:
+          toolchain: stable
+          override: true
+      - name: Publish to crates.io
+        run: cargo publish --verbose