build: add GH action workflow job for smoketest

Signed-off-by: deadprogram <ron@hybridgroup.com>

.github/workflows/build.yml

@@ -0,0 +1,23 @@
+name: Build
+
+on:
+  pull_request:
+  push:
+    branches:
+      - main
+  workflow_dispatch:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    container: ghcr.io/tinygo-org/tinygo-dev:latest
+    steps:
+      - name: Work around CVE-2022-24765
+        # We're not on a multi-user machine, so this is safe.
+        run: git config --global --add safe.directory "$GITHUB_WORKSPACE"
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: TinyGo version check
+        run: tinygo version
+      - name: Run build and smoke tests
+        run: make smoke-test