Replace Travis with GitHub Actions

.github/workflows/ci.yml

@@ -0,0 +1,27 @@
+name: CI
+
+on:
+  push:
+    branches: ["master"]
+    tags: ["[0-9]+.[0-9]+.[0-9]+"]
+  pull_request:
+    branches: ["master"]
+  workflow_dispatch:
+
+jobs:
+  ci:
+    strategy:
+      matrix:
+        rust: [beta, stable, 1.38.0]
+        os: [ubuntu-latest]
+    runs-on: ${{ matrix.os }}
+    steps:
+      - uses: actions/checkout@v3
+      - uses: dtolnay/rust-toolchain@v1
+        with:
+          toolchain: ${{ matrix.rust }}
+          components: rustfmt
+          targets: thumbv7em-none-eabihf
+      - run: cargo fmt -- --check
+      - run: cargo test
+      - run: cargo build --target thumbv7em-none-eabihf

README.md

@@ -2,8 +2,8 @@ unicode-joining-type
 ====================
 
 <div align="center">
-  <a href="https://travis-ci.com/yeslogic/unicode-joining-type">
-    <img src="https://travis-ci.com/yeslogic/unicode-joining-type.svg?branch=master" alt="Build Status"></a>
+  <a href="https://github.com/yeslogic/unicode-joining-type/actions/workflows/ci.yml">
+    <img src="https://github.com/yeslogic/unicode-joining-type/actions/workflows/ci.yml/badge.svg" alt="Build Status"></a>
   <a href="https://docs.rs/unicode-joining-type">
     <img src="https://docs.rs/unicode-joining-type/badge.svg" alt="Documentation">
   </a>