Move CI to GitHub Actions

.github/workflows/nodejs.yml

@@ -0,0 +1,28 @@
+name: Node CI
+
+on: [push]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        node-version: [8.x, 10.x, 12.x, 13.x]
+
+    steps:
+    - uses: actions/checkout@v1
+    - name: Use Node.js ${{ matrix.node_version }}
+      uses: actions/setup-node@v1
+      with:
+        node-version: ${{ matrix.node-version }}
+    - name: install dependencies and test
+      run: |
+        npm install --no-save --ignore-scripts
+        tmp=$(mktemp --directory)
+        bash -O dotglob -O extglob -c 'mv !(node_modules|test.js) "$1"/' bash "$tmp"
+        pack=$(npm pack "$tmp")
+        node -p '"sha512-" + Buffer.from(process.argv[1], "hex").toString("base64")' $(sha512sum -- "$pack")
+        tar --strip-components=1 -x -v -f "$pack"
+        npm install --no-save
+        node test

README.md

@@ -1,7 +1,5 @@
 # bcrypt-small
 
-[![Build status][ci-image]][ci]
-
 bcrypt-small provides functions to asynchronously create and verify password
 hashes.
 
@@ -64,7 +62,3 @@ Compares a password to a hash. The callback receives two arguments:
 ### bcrypt.getRounds(hash)
 
 Returns the number of rounds used to produce the given hash.
-
-
-  [ci]: https://travis-ci.org/charmander/bcrypt-small
-  [ci-image]: https://api.travis-ci.org/charmander/bcrypt-small.svg