runs specs via github actions

.github/workflows/specs.yml

@@ -0,0 +1,23 @@
+name: Specs
+
+on: [push]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        ruby-version: ['2.7', '3.0', '3.1', '3.2']
+
+    steps:
+      - uses: actions/checkout@v3
+      - name: Set up Ruby
+        uses: ruby/setup-ruby@ec02537da5712d66d4d50a0f33b7eb52773b5ed1
+        with:
+          ruby-version: ${{ matrix.ruby-version }}
+      - name: Install dependencies
+        run: bundle install
+      - name: Run tests
+        run: bundle exec rspec

.gitignore

@@ -1,3 +1,4 @@
 Gemfile.lock
 punchcard_test_data/
 /*.gem
+/vendor

README.md

@@ -1,7 +1,7 @@
 # Punchcard
 ## Minimal time tracking tool for cli
 
-[![Build Status](https://img.shields.io/travis/pstaender/punched.svg?branch=v1.0.0&style=flat-square)](https://travis-ci.org/pstaender/punched)
+![status](https://github.com/pstaender/punched/actions/workflows/specs.yml/badge.svg)
 
 [![asciicast](https://asciinema.org/a/222572.svg)](https://asciinema.org/a/222572)