build: Add Docker configuration

.dockerignore

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+# Git files
+.git
+.gitignore
+
+# Rust build artifacts
+target/
+Cargo.lock
+
+# Documentation
+README.md
+CLAUDE.md
+CONTRIBUTING.md
+
+# Test files
+tests/
+
+benchmarks/
+
+# CI/CD
+.github/
+.github-actions/
+
+# Development files
+.env.example
+release.sh
+run_all_driver_tests.sh
+
+# Python test files
+test_pgsqlite_binary.py
+test_pgsqlite_text.py
+test_sqlite.py
+
+# Temporary files
+*.tmp
+*.log
+
+# OS files
+.DS_Store
+Thumbs.db

.github/workflows/docker-build.yml

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+name: Build and Push
+
+on:
+  push:
+    branches:
+      - main
+    tags:
+      - "v*"
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    permissions:
+      packages: write
+      contents: read
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Docker meta
+        id: docker_meta
+        uses: docker/metadata-action@v5
+        with:
+          flavor: |
+            latest=auto
+          images: |
+            ghcr.io/${{ github.repository }}
+          tags: |
+            type=semver,pattern=v{{version}},enable=${{ startsWith(github.ref, 'refs/tags/v') }}
+            type=sha,prefix={{branch}}-,enable=${{ !startsWith(github.ref, 'refs/tags/v') }}
+            type=raw,value=latest,enable=${{ startsWith(github.ref, 'refs/tags/v') }}
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+        with:
+          platforms: all
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+        with:
+          buildkitd-flags: --debug
+
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build and push (multi-arch)
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          push: true
+          platforms: linux/amd64,linux/arm64
+          tags: ${{ steps.docker_meta.outputs.tags }}
+          labels: ${{ steps.docker_meta.outputs.labels }}
+          cache-from: type=gha
+          cache-to: type=gha,mode=max

Dockerfile

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+# Base stage for cargo-chef
+FROM rust:bookworm as chef
+WORKDIR /app
+RUN cargo install cargo-chef
+
+# Planner stage: Computes the recipe file
+FROM chef as planner
+COPY . .
+RUN cargo chef prepare --recipe-path recipe.json
+
+# Builder stage: Caches dependencies and builds the binary
+FROM chef as builder
+COPY --from=planner /app/recipe.json recipe.json
+# Build dependencies - this is the cached layer
+RUN cargo chef cook --release --recipe-path recipe.json
+# Build application
+COPY . .
+RUN cargo build --release --bin pgsqlite
+
+# Runtime stage
+FROM debian:bookworm-slim as runtime
+
+# Install runtime dependencies
+RUN apt-get update && apt-get install -y \
+    ca-certificates \
+    && rm -rf /var/lib/apt/lists/*
+
+# Create non-root user
+RUN useradd --create-home --shell /bin/bash pgsqlite
+
+# Create data directory
+RUN mkdir -p /data && chown pgsqlite:pgsqlite /data
+
+# Copy binary from builder
+COPY --from=builder /app/target/release/pgsqlite /usr/local/bin/pgsqlite
+
+# Switch to non-root user
+USER pgsqlite
+
+# Set working directory
+WORKDIR /data
+
+# Expose PostgreSQL default port
+EXPOSE 5432
+
+# Set default database path
+ENV PGSQLITE_DATABASE=/data/database.db
+
+# Health check
+HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
+    CMD timeout 5 bash -c "</dev/tcp/localhost/5432" || exit 1
+
+# Run pgsqlite
+CMD ["pgsqlite", "--database", "/data/database.db"]

docker-compose.yml

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+version: '3.8'
+
+services:
+  pgsqlite:
+    build:
+      context: .
+      dockerfile: Dockerfile
+      args:
+        VERSION: v0.0.18
+    platform: linux/arm64
+    ports:
+      - "5432:5432"
+    volumes:
+      - ./data:/data
+    environment:
+      - PGSQLITE_DATABASE=/data/database.db
+    restart: unless-stopped
+    healthcheck:
+      test: ["CMD", "timeout", "5", "bash", "-c", "</dev/tcp/localhost/5432"]
+      interval: 30s
+      timeout: 10s
+      retries: 3
+      start_period: 40s