Switch to github workflows for CI

.github/workflows/test.yml

@@ -0,0 +1,40 @@
+# Largely built from this excellent guide:
+# https://shift.click/blog/github-actions-rust/#run-on-pushes-to-main--prs-to-main-or-dev
+
+name: Test
+
+env:
+  RUST_BACKTRACE: 1
+  CARGO_INCREMENTAL: 0
+
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+    branches:
+      - master
+
+jobs:
+  test:
+    name: ${{ matrix.rust }} on ${{ matrix.os }}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+        - { rust: stable, os: ubuntu-latest }
+        - { rust: nightly, os: ubuntu-latest }
+    steps:
+      - uses: actions/checkout@v2
+
+      - uses: hecrj/setup-rust-action@v1
+        with:
+          rust-version: ${{ matrix.rust }}
+          components: clippy, rustfmt
+
+      - uses: Swatinem/rust-cache@v1
+
+      - run: cargo test
+      - run: cargo clippy
+      - run: cargo fmt -- --check

README.md

@@ -1,8 +1,8 @@
 # tcp-channel
 
-[![Crates.io](http://meritbadge.herokuapp.com/tcp-channel)](https://crates.io/crates/tcp-channel)
-[![Docs.rs](https://docs.rs/tcp-channel/badge.svg)](https://docs.rs/tcp-channel)
-[![Build Status](https://travis-ci.org/4lDO2/tcp-channel.svg?branch=master)](https://travis-ci.org/4lDO2/tcp-channel)
+[![crates.io](https://img.shields.io/crates/v/tcp-channel.svg)](https://crates.io/crates/tcp-channel)
+[![Released API docs](https://docs.rs/tcp-channel/badge.svg)](https://docs.rs/tcp-channel)
+[![Test](https://github.com/4lDO2/tcp-channel/actions/workflows/test.yml/badge.svg)](https://github.com/4lDO2/tcp-channel/actions/workflows/test.yml)
 
 SPSC channels in Rust, transmitted through anything that implements `Read` and `Write`.
 It uses `bincode` and `serde` for serialization and deserialization.