Adding build workflow

.github/workflows/build.yaml

@@ -0,0 +1,34 @@
+name: deploy
+
+on:
+  push:
+    branches: [master]
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Setup environment
+        uses: actions/setup-python@v3
+        with:
+          python-version: 3.11
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+        with:
+          platforms: linux/amd64,linux/arm64
+
+      - name: Login to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Check out code
+        uses: actions/checkout@v3
+
+      - name: Building and pushing container
+        run: |
+          python -m pip install flit
+          flit build
+          docker buildx build --platform linux/arm64,linux/amd64 --push -t alterakey/trueseeing:latest --push --build-arg dist=dist/trueseeing-*.whl .