CI: switch from Travis CI to GitHub Actions

.github/workflows/ci.yml

@@ -0,0 +1,29 @@
+name: CI
+
+on: [push, pull_request]
+
+jobs:
+  golang:
+    name: Build and test
+
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        go: [ '1.20' ]
+
+    steps:
+    - uses: actions/checkout@v3
+
+    - uses: actions/setup-go@v4
+      with:
+        go-version: ${{ matrix.go }}
+
+    - run: go version
+    - run: go build ./...
+    - run: go test -race ./...
+
+    - uses: golangci/golangci-lint-action@v3
+      with:
+        skip-pkg-cache: true
+        skip-build-cache: true

CHANGELOG.md

@@ -11,6 +11,7 @@ The format is based on [Keep a Changelog][keep-a-changelog], and this project ad
 - Adapted the [Keep a Changelog][keep-a-changelog] format and created a changelog from prior git tags.
 - Changed default branch from `master` to `main`.
 - Bumped dependencies.
+- Switched CI from Travis CI to GitHub Actions.
 
 ### Fixed
 - Restored compatibility with rf95modem upstream code, version 0.7.3 including later commits.

README.md

@@ -1,7 +1,7 @@
 # rf95modem-go
 
 [![Go Reference](https://pkg.go.dev/badge/github.com/dtn7/rf95modem-go/rf95.svg)][godoc]
-[![Build Status](https://travis-ci.org/dtn7/rf95modem-go.svg?branch=master)][travis]
+![CI](https://github.com/dtn7/rf95modem-go/workflows/CI/badge.svg)
 
 Golang library to send and receive data over LoRa PHY via a serial connection to a [rf95modem].
 
@@ -168,4 +168,3 @@ $ screen /dev/pts/7
 [rf95modem]: https://github.com/gh0st42/rf95modem
 [rf95modem-commit]: https://github.com/gh0st42/rf95modem/commit/117878a4b609f9488ad8d5176f98067b9e8baa01
 [rf95modem-pr16]: https://github.com/gh0st42/rf95modem/pull/16
-[travis]: https://travis-ci.org/dtn7/rf95modem-go