Dockerize environment for automated testing

Worker.Rust.Dockerfile

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+FROM rust:1-slim-bookworm as build
+
+WORKDIR /app
+
+# Install build dependencies
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    clang \
+    build-essential \
+    pkg-config \
+    && rm -rf /var/lib/apt/lists/*
+
+# Add wasm32 target for Cloudflare Workers
+RUN rustup target add wasm32-unknown-unknown
+
+# Copy project files
+COPY Cargo.toml Cargo.lock ./
+COPY wrangler.jsonc ./
+COPY src/ ./src/
+
+# Install worker-build and build the project
+RUN cargo install -q worker-build && worker-build --release
+
+FROM node:20-slim
+
+WORKDIR /app
+
+# Install wrangler
+RUN npm install -g wrangler
+
+# Copy built files from build stage
+COPY --from=build /app/build ./build
+COPY --from=build /app/wrangler.jsonc ./
+
+EXPOSE 8787
+
+HEALTHCHECK CMD curl --fail http://localhost:8787 || exit 1
+
+ENTRYPOINT ["wrangler", "dev"]