add dockerfile

Dockerfile

@@ -0,0 +1,16 @@
+# Build static site with Bun
+FROM oven/bun:1 AS builder
+WORKDIR /app
+
+COPY package.json bun.lock ./
+RUN bun install --frozen-lockfile
+
+COPY . .
+RUN bun run generate
+
+# Serve generated files
+FROM nginx:alpine
+COPY --from=builder /app/generated /usr/share/nginx/html
+
+EXPOSE 80
+CMD ["nginx", "-g", "daemon off;"]