ci: container build

Signed-off-by: Alexis Asseman <[email protected]>

.dockerignore

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+.git/
+target/

.github/workflows/containers.yml

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+name: Build and upload Docker image
+
+on:
+  push:
+    tags:
+      - "*.*.*"
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+env:
+  REGISTRY: ghcr.io/${{ github.repository_owner }}
+
+jobs:
+  builds-linux:
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        target: [tap_aggregator]
+
+    permissions:
+      packages: write
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      - name: Docker meta
+        id: meta
+        uses: docker/metadata-action@v4
+        with:
+          # list of Docker images to use as base name for tags
+          images: |
+            ${{ env.REGISTRY }}/${{matrix.target}}
+          # generate Docker tags based on the following events/attributes
+          tags: |
+            type=schedule
+            type=ref,event=branch
+            type=ref,event=pr
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
+            type=semver,pattern={{major}}.{{minor}}.{{patch}}
+            type=semver,pattern={{major}}
+            type=sha
+
+      - name: Log in to the Container registry
+        uses: docker/login-action@465a07811f14bebb1938fbed4728c6a1ff8901fc
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build and push
+        uses: docker/build-push-action@v4
+        with:
+          context: ./
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          file: Dockerfile.${{ matrix.target }}

Dockerfile.tap_aggregator

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+FROM rust:1.74-bookworm as build
+
+WORKDIR /root
+COPY . .
+
+RUN cargo build --release --bin tap_aggregator
+
+########################################################################################
+
+FROM debian:bookworm-slim
+
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    openssl ca-certificates \
+    && rm -rf /var/lib/apt/lists/*
+COPY --from=build /root/target/release/tap_aggregator /usr/local/bin/tap_aggregator
+
+ENTRYPOINT [ "/usr/local/bin/tap_aggregator" ]