feat: initial commit - Rust + React URL shortener

Dockerfile

@@ -0,0 +1,26 @@
+# Build frontend
+FROM node:20-alpine AS frontend-build
+WORKDIR /app
+COPY frontend/package.json frontend/package-lock.json ./
+RUN npm ci
+COPY frontend/ .
+RUN npm run build
+
+# Build Rust backend
+FROM rust:1.75 AS rust-builder
+WORKDIR /app
+COPY Cargo.toml Cargo.lock ./
+COPY src/ ./src/
+RUN cargo build --release
+RUN cp target/release/hello-web /app/hello-web
+
+# Final image
+FROM debian:bookworm-slim
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    ca-certificates \
+    && rm -rf /var/lib/apt/lists/*
+WORKDIR /app
+COPY --from=rust-builder /app/hello-web /app/hello-web
+COPY --from=frontend-build /app/dist /app/frontend/dist
+EXPOSE 3000
+CMD ["/app/hello-web"]