Github action to build image (#3)

.github/CODEOWNERS

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+@aaronsteed

.github/workflows/deploy-to-ghcr.yml

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+name: Create and publish Docker image to ghcr.io
+
+on:
+  workflow_dispatch:
+  push:
+    tags:
+      - '[0-9]+.[0-9]+.[0-9]+'
+
+env:
+  REGISTRY: ghcr.io
+  IMAGE_NAME: ${{ github.repository }}
+
+jobs:
+  build-and-push-image:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Log in to the Container registry
+        uses: docker/login-action@65b78e6e13532edd9afa3aa52ac7964289d1a9c1
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Get Poetry
+        uses: abatilo/actions-poetry@v2
+        with:
+          poetry-version: "1.1.15"
+
+      - name: Set Image Version
+        id: version
+        run: echo version=$(poetry version --short) >> "$GITHUB_OUTPUT"
+
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@9ec57ed1fcdbf14dcef7dfbe97b2010124a938b7
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@f2a1d5e99d037542a71f64918e516c093c6f3fc4
+        with:
+          context: .
+          push: true
+          tags: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ steps.version.outputs.version }}
+          labels: ${{ steps.meta.outputs.labels }}