Merge pull request 'Add build CI job' (#6) from dboreham/add-build-ci into main

Reviewed-on: #6

.gitea/workflows/build-stack.yml

@@ -0,0 +1,38 @@
+name: Publish Stack Container Images
+
+on:
+  push:
+    branches: 
+      - '*'
+
+env:
+  stack_name: "lotus-node"
+
+jobs:
+  publish:
+    name: "Publish Stack Container Images"
+    runs-on: ubuntu-latest
+    steps:
+      - name: "Clone project repository"
+        uses: actions/checkout@v3
+      # At present the stock setup-python action fails on Linux/aarch64
+      # Conditional steps below workaroud this by using deadsnakes for that case only
+      - name: "Install Python for ARM on Linux"
+        if: ${{ runner.arch == 'arm64' && runner.os == 'Linux' }}
+        uses: deadsnakes/action@v3.0.1
+        with:
+          python-version: '3.8'
+      - name: "Install Python cases other than ARM on Linux"
+        if: ${{ ! (runner.arch == 'arm64' && runner.os == 'Linux') }}
+        uses: actions/setup-python@v4
+        with:
+          python-version: '3.8'
+      - name: "Print Python version"
+        run: python3 --version
+      - name: "Install stack orchestrator"
+        run: ./scripts/install-so.sh
+      - name: "Build containers"
+        run: |
+         PATH=$PATH:~/bin
+         laconic-so --quiet --stack $(pwd)/stack-orchestrator/stacks/$stack_name setup-repositories
+         laconic-so --stack $(pwd)/stack-orchestrator/stacks/$stack_name build-containers