add github actions

.github/dependabot.yml

@@ -0,0 +1,16 @@
+version: 2
+updates:
+  - package-ecosystem: github-actions
+    directory: "/"
+    schedule:
+      interval: daily
+      time: "11:00"
+    open-pull-requests-limit: 10
+  - package-ecosystem: gomod
+    directory: "/"
+    schedule:
+      interval: daily
+      time: "11:00"
+    open-pull-requests-limit: 10
+    labels:
+      - T:dependencies

.github/workflows/test.yml

@@ -0,0 +1,18 @@
+name: Test
+on:
+  pull_request:
+  push:
+    branches:
+      - main
+
+jobs:
+  test-coverage:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: test & coverage report creation
+        run: |
+          go test -mod=readonly -timeout 8m -race -coverprofile=coverage.txt -covermode=atomic
+      - uses: codecov/codecov-action@v1.0.15
+        with:
+          file: ./coverage.txt

README.md

@@ -1,4 +1,4 @@
-# Ed25519 for consensus-critical contexts.
+# Ed25519 for consensus-critical contexts
 
 This library provides an Ed25519 implementation with validation rules intended
 for consensus-critical contexts.