.github: add initial github action for CI

Goal is to switch current builder run internally by Google over to
GitHub Actions.

.github/workflows/test.yml

@@ -0,0 +1,35 @@
+on: [push, pull_request]
+name: Test
+jobs:
+  test:
+    strategy:
+      matrix:
+        go-version: [1.16.x, 1.17.x]
+    runs-on: ubuntu-latest
+    steps:
+    - name: Install Go
+      uses: actions/setup-go@v2
+      with:
+        go-version: ${{ matrix.go-version }}
+    - name: Checkout code
+      uses: actions/checkout@v2
+    - name: Install libtspi
+      run: sudo apt-get install -y libtspi-dev
+    - name: Test
+      run: go test ./...
+  test-tpm-12:
+    strategy:
+      matrix:
+        go-version: [1.16.x, 1.17.x]
+    runs-on: ubuntu-latest
+    steps:
+    - name: Install Go
+      uses: actions/setup-go@v2
+      with:
+        go-version: ${{ matrix.go-version }}
+    - name: Checkout code
+      uses: actions/checkout@v2
+    - name: Install libtspi
+      run: sudo apt-get install -y libtspi-dev
+    - name: Test
+      run: ./ci/run.sh

ci/run.sh

@@ -0,0 +1,15 @@
+#!/bin/bash -e
+
+export PROJECT_ROOT="$( pwd )"
+TMPDIR="$( mktemp -d )"
+SIM_DIR="${TMPDIR}/tpm12_sim"
+
+TEST_ROOT="${TMPDIR}/tests_base"
+
+mkdir -pv "${SIM_DIR}"
+./ci/setup_tpm12_simulator.sh "${SIM_DIR}"
+./ci/setup_tests_fs.sh "${TEST_ROOT}"
+
+go test -v ./... -- --testTPM12
+
+./ci/shutdown_tpm12_simulator.sh "${SIM_DIR}"