chore: initialize repository with deployment baseline

Dockerfile

@@ -0,0 +1,15 @@
+FROM node:22-alpine AS build
+WORKDIR /app
+COPY package.json package-lock.json* ./
+RUN npm ci
+COPY . .
+ARG VITE_API_BASE_URL=http://localhost:8080
+ENV VITE_API_BASE_URL=${VITE_API_BASE_URL}
+RUN npm run build
+
+FROM nginx:1.27-alpine AS runtime
+WORKDIR /usr/share/nginx/html
+COPY --from=build /app/dist ./
+COPY infra/nginx/default.conf /etc/nginx/conf.d/default.conf
+EXPOSE 80
+CMD ["nginx", "-g", "daemon off;"]