feat: implement Docker-based deployment and update environment configuration

Dockerfile

@@ -0,0 +1,12 @@
+FROM node:16-bullseye-slim AS builder
+WORKDIR /app
+COPY package*.json ./
+RUN npm install --legacy-peer-deps 
+COPY . .
+RUN npm run build -- --prod
+
+FROM nginx:alpine
+RUN apk add --no-cache gettext # Para o envsubst funcionar
+COPY --from=builder /app/dist/seu-projeto /usr/share/nginx/html
+
+CMD ["/bin/sh", "-c", "envsubst < /usr/share/nginx/html/assets/env.template.js > /usr/share/nginx/html/assets/env.js && exec nginx -g 'daemon off;'"]