Switch to GitHub Actions

Author: rgov

.circleci/Dockerfile

@@ -0,0 +1,27 @@
+name: CI
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v2
+
+    - name: Configure
+      run: mkdir build && cd build && cmake ..
+
+    - name: Build
+      run: cd build && make
+
+    - name: Test
+      run: cd build && ctest --output-on-failure
+

.circleci/config.yml

@@ -1,4 +1,4 @@
-[![CircleCI](https://circleci.com/gh/rgov/sqlite_protobuf.svg?style=svg)](https://circleci.com/gh/rgov/sqlite_protobuf)
+[![Build](https://github.com/rgov/sqlite_protobuf/actions/workflows/ci.yml/badge.svg)](https://github.com/rgov/sqlite_protobuf/actions/workflows/ci.yml)
 
 # Protobuf Extension for SQLite