Add boilerplate nginx setup for prod self-hosting

docker-compose.prod.yml

@@ -1,57 +0,0 @@
-version: '3'
-
-services:
-  backend:
-    platform: linux/amd64
-    container_name: infisical-backend
-    restart: unless-stopped
-    depends_on:
-      - mongo
-    build:
-      context: ./backend
-      dockerfile: Dockerfile
-    image: infisical/backend
-    volumes:
-      - ./backend/src:/app/src
-      - ./backend/nodemon.json:/app/nodemon.json
-      - /app/node_modules
-    command: npm run start
-    env_file: .env
-    networks:
-      - infisical
-  
-  frontend:
-    platform: linux/amd64
-    container_name: infisical-frontend
-    restart: unless-stopped
-    depends_on:
-      - backend
-    build:
-      context: ./frontend
-      dockerfile: Dockerfile.prod
-    image: infisical/frontend
-    volumes:
-      - ./frontend/pages:/app/pages
-      - ./frontend/public:/app/public
-      - ./frontend/styles:/app/styles
-      - ./frontend/components:/app/components
-      - ./frontend/next.config.js:/app/next.config.js
-    env_file: .env
-    networks:
-      - infisical
-
-  mongo:
-    container_name: infisical-mongo
-    image: mongo
-    restart: always
-    environment:
-      MONGO_INITDB_ROOT_USERNAME: root
-      MONGO_INITDB_ROOT_PASSWORD: example
-    volumes:
-      - mongo-data:/data/db
-    networks:
-      - infisical
-
-volumes:
-  mongo-data:
-    driver: local