Migrate from Drone to Github Actions.

.github/workflows/coverage.yml

@@ -0,0 +1,21 @@
+name: Tests coverage
+
+on: [ "push", "pull_request" ]
+
+jobs:
+
+  build:
+    name: Coverage
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Setup Go 1.20
+        uses: actions/setup-go@v3
+        with:
+          go-version: '1.20'
+      - name: Run tests with coverage
+        run: go test -v -coverprofile=coverage.txt -covermode=atomic ./...
+      - uses: codecov/codecov-action@v3
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}
+          verbose: true

.github/workflows/linter.yml

@@ -0,0 +1,17 @@
+name: Linter
+
+on: [ "push", "pull_request" ]
+
+jobs:
+
+  build:
+    name: Linter
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Setup Go 1.20
+        uses: actions/setup-go@v3
+        with:
+          go-version: '1.20'
+      - name: Go vet
+        run: go vet ./...

.github/workflows/tests.yml

@@ -0,0 +1,20 @@
+name: Go tests
+
+on: [ push, pull_request ]
+
+jobs:
+  go-test:
+
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        go-version: [ '1.14', '1.14', '1.15', '1.16', '1.17', '1.18', '1.19', '1.20' ]
+
+    steps:
+      - uses: actions/checkout@v3
+      - name: Setup Go ${{ matrix.go-version }}
+        uses: actions/setup-go@v3
+        with:
+          go-version: ${{ matrix.go-version }}
+      - name: Run tests
+        run: go test -v ./...

.gitignore

@@ -1,3 +1,4 @@
 .idea/
 vendor/
-coverage.*
+coverage.out
+coverage.txt