Travis+GitHub: switch CI from Travis to GitHub actions

.github/workflows/main.yml

@@ -0,0 +1,89 @@
+name: CI
+
+on:
+  push:
+    branches:
+      - "master"
+  pull_request:
+    branches:
+      - "*"
+
+defaults:
+  run:
+    shell: bash
+
+env:
+  # go needs absolute directories, using the $HOME variable doesn't work here.
+  GOCACHE: /home/runner/work/go/pkg/build
+  GOPATH: /home/runner/work/go
+  GO111MODULE: on
+
+  GO_VERSION: '^1.17.0'
+
+jobs:
+  ########################
+  # Format, compileation and lint check
+  ########################
+  lint-check:
+    name: Format, compilation and lint check
+    runs-on: ubuntu-latest
+    steps:
+      - name: git checkout
+        uses: actions/checkout@v2
+
+      - name: setup go ${{ env.GO_VERSION }}
+        uses: actions/setup-go@v2
+        with:
+          go-version: '${{ env.GO_VERSION }}'
+
+      - name: run format
+        run: make fmt
+
+      - name: compile code
+        run: go install -v ./...
+
+      - name: run lint
+        run: make lint
+
+  ########################
+  # run unit tests
+  ########################
+  unit-test:
+    name: run unit tests
+    runs-on: ubuntu-latest
+    strategy:
+      # Allow other tests in the matrix to continue if one fails.
+      fail-fast: false
+      matrix:
+        unit_type:
+          - unit-race
+          - unit-cover
+    steps:
+      - name: git checkout
+        uses: actions/checkout@v2
+
+      - name: go cache
+        uses: actions/cache@v1
+        with:
+          path: /home/runner/work/go
+          key: btcwallet-${{ runner.os }}-go-${{ env.GO_VERSION }}-${{ github.job }}-${{ hashFiles('**/go.sum') }}
+          restore-keys: |
+            btcwallet-${{ runner.os }}-go-${{ env.GO_VERSION }}-${{ github.job }}-${{ hashFiles('**/go.sum') }}
+            btcwallet-${{ runner.os }}-go-${{ env.GO_VERSION }}-${{ github.job }}-
+            btcwallet-${{ runner.os }}-go-${{ env.GO_VERSION }}-
+            btcwallet-${{ runner.os }}-go-
+
+      - name: setup go ${{ env.GO_VERSION }}
+        uses: actions/setup-go@v2
+        with:
+          go-version: '${{ env.GO_VERSION }}'
+
+      - name: run ${{ matrix.unit_type }}
+        run: make ${{ matrix.unit_type }}
+
+      - name: Send coverage
+        uses: shogo82148/actions-goveralls@v1
+        if: matrix.unit_type == 'unit-cover'
+        with:
+          path-to-profile: coverage.txt
+          parallel: true

.travis.yml

@@ -1,16 +0,0 @@
-language: go
-go:
-  - "1.15.x"
-sudo: false
-install:
-  - GO111MODULE=on go install -v ./...
-script:
-  - export PATH=$PATH:$HOME/gopath/bin
-  - export GO111MODULE=on
-  - make fmt
-  - make lint
-
-  # Extend unit test timeout with travis_wait
-  - travis_wait make unit-race
-
-  - make unit-cover