diff --git a/.github/workflows/publish-docker-image.yml b/.github/workflows/publish-docker-image.yml
new file mode 100644
index 0000000..41c51d9
--- /dev/null
+++ b/.github/workflows/publish-docker-image.yml
@@ -0,0 +1,102 @@
+name: Publish Docker image on GitHub Container Registry
+# https://docs.github.com/en/packages/managing-github-packages-using-github-actions-workflows/publishing-and-installing-a-package-with-github-actions
+
+on:
+  workflow_dispatch:
+  push:
+    tags:
+      - "v*.*.*"
+
+# Defines two custom environment variables for the workflow.
+# These are used for the Container registry domain,
+# and a name for the Docker image that this workflow builds.
+env:
+  REGISTRY: ghcr.io
+  IMAGE_NAME: ${{ github.repository }}
+
+jobs:
+  build-and-publish-image:
+    runs-on: ubuntu-24.04
+
+    # Sets the permissions granted to the `GITHUB_TOKEN` for the actions in this job.
+    permissions:
+      contents: read
+      packages: write
+      attestations: write
+      id-token: write
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd  # v6.0.2
+        with:
+          persist-credentials: false  # do not keep the token around
+
+      # Uses the `docker/login-action` action to log in to the Container registry using
+      # the account and password that will publish the packages.
+      - name: Log in to the Container registry
+        uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9  # v3.7.0
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract metadata (tags, labels) for core image
+        id: meta
+        uses: docker/metadata-action@c299e40c65443455700f0fdfc63efafe5b349051  # v5.10.0
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+
+      - name: Extract metadata (tags, labels) for full image
+        id: meta-full
+        uses: docker/metadata-action@c299e40c65443455700f0fdfc63efafe5b349051  # v5.10.0
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+          flavor: |
+            suffix=-full
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@d7f5e7f509e45cec5c76c4d5afdd7de93d0b3df5  # v4.1.0
+
+      - name: Build and push core Docker image
+        id: push
+        uses: docker/build-push-action@10e90e3645eae34f1e60eeb005ba3a3d33f178e8  # v6.19.2
+        with:
+          context: .
+          target: core
+          push: true
+          tags: |
+            ${{ steps.meta.outputs.tags }}
+            ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:latest
+          labels: ${{ steps.meta.outputs.labels }}
+          annotations: ${{ steps.meta.outputs.annotations }}
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
+
+      - name: Build and push full Docker image
+        id: push-full
+        uses: docker/build-push-action@10e90e3645eae34f1e60eeb005ba3a3d33f178e8  # v6.19.2
+        with:
+          context: .
+          target: full
+          push: true
+          tags: |
+            ${{ steps.meta-full.outputs.tags }}
+            ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:latest-full
+          labels: ${{ steps.meta-full.outputs.labels }}
+          annotations: ${{ steps.meta-full.outputs.annotations }}
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
+
+      - name: Generate artifact attestation for core image
+        uses: actions/attest-build-provenance@a2bbfa25375fe432b6a289bc6b6cd05ecd0c4c32  #  v4.1.0
+        with:
+          subject-name: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+          subject-digest: ${{ steps.push.outputs.digest }}
+          push-to-registry: true
+
+      - name: Generate artifact attestation for full image
+        uses: actions/attest-build-provenance@a2bbfa25375fe432b6a289bc6b6cd05ecd0c4c32  #  v4.1.0
+        with:
+          subject-name: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+          subject-digest: ${{ steps.push-full.outputs.digest }}
+          push-to-registry: true
\ No newline at end of file
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..71d0073
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,18 @@
+FROM python:3.13-slim
+
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    git build-essential \
+    && rm -rf /var/lib/apt/lists/*
+
+WORKDIR /opt/healthycode
+
+RUN pip install --no-cache-dir poetry
+RUN poetry config virtualenvs.in-project true
+
+COPY pyproject.toml poetry.lock* ./
+RUN poetry install --no-interaction --no-ansi --no-root
+
+COPY . .
+
+RUN poetry build -f wheel \
+    && .venv/bin/pip install dist/*.whl
\ No newline at end of file