feat: docker & docker-compose example

Dockerfile

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+# === Builder Stage ===
+FROM clux/muslrust:1.86.0-stable as builder 
+
+WORKDIR /usr/src/minne
+COPY Cargo.toml Cargo.lock ./
+RUN mkdir -p api-router common composite-retrieval html-router ingestion-pipeline json-stream-parser main worker
+COPY api-router/Cargo.toml ./api-router/
+COPY common/Cargo.toml ./common/
+COPY composite-retrieval/Cargo.toml ./composite-retrieval/
+COPY html-router/Cargo.toml ./html-router/
+COPY ingestion-pipeline/Cargo.toml ./ingestion-pipeline/
+COPY json-stream-parser/Cargo.toml ./json-stream-parser/
+COPY main/Cargo.toml ./main/
+
+# Build with the MUSL target
+RUN cargo build --release --target x86_64-unknown-linux-musl --bin main --features ingestion-pipeline/docker || true
+
+# Copy the rest of the source code
+COPY . .
+
+# Build the final application binary with the MUSL target
+RUN cargo build --release --target x86_64-unknown-linux-musl --bin main --features ingestion-pipeline/docker
+
+# === Runtime Stage ===
+FROM alpine:latest
+
+RUN apk update && apk add --no-cache \
+    chromium \
+    nss \
+    freetype \
+    harfbuzz \
+    ca-certificates \
+    ttf-freefont \
+    font-noto-emoji \
+    && \
+    rm -rf /var/cache/apk/*
+
+ENV CHROME_BIN=/usr/bin/chromium-browser \
+    CHROME_PATH=/usr/lib/chromium/ \
+    SSL_CERT_FILE=/etc/ssl/certs/ca-certificates.crt
+
+# Create a non-root user to run the application
+RUN adduser -D -h /home/appuser appuser
+WORKDIR /home/appuser
+USER appuser
+
+# Copy the compiled binary from the builder stage (note the target path)
+COPY --from=builder /usr/src/minne/target/x86_64-unknown-linux-musl/release/main /usr/local/bin/main
+
+EXPOSE 3000
+# EXPOSE 8000-9000
+
+CMD ["main"]