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DOCKER_DEPLOY.md

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Docker Deployment Guide

Build Images

Backend API

docker build -f backend/Dockerfile -t chatbot-api:latest .

Frontend

docker build -f frontend/Dockerfile -t chatbot-frontend:latest .

Run Locally with Docker Compose

# Make sure .env file has OPENAI_API_KEY
docker-compose up -d

# View logs
docker-compose logs -f

# Stop
docker-compose down

Deploy to Cloud

AWS ECR + ECS

# Login to ECR
aws ecr get-login-password --region us-east-1 | docker login --username AWS --password-stdin YOUR_ACCOUNT.dkr.ecr.us-east-1.amazonaws.com

# Tag and push backend
docker tag chatbot-api:latest YOUR_ACCOUNT.dkr.ecr.us-east-1.amazonaws.com/chatbot-api:latest
docker push YOUR_ACCOUNT.dkr.ecr.us-east-1.amazonaws.com/chatbot-api:latest

# Tag and push frontend
docker tag chatbot-frontend:latest YOUR_ACCOUNT.dkr.ecr.us-east-1.amazonaws.com/chatbot-frontend:latest
docker push YOUR_ACCOUNT.dkr.ecr.us-east-1.amazonaws.com/chatbot-frontend:latest

Google Cloud Run

# Backend
gcloud builds submit --tag gcr.io/YOUR_PROJECT/chatbot-api backend/
gcloud run deploy chatbot-api --image gcr.io/YOUR_PROJECT/chatbot-api --platform managed

# Frontend
gcloud builds submit --tag gcr.io/YOUR_PROJECT/chatbot-frontend frontend/
gcloud run deploy chatbot-frontend --image gcr.io/YOUR_PROJECT/chatbot-frontend --platform managed

Azure Container Instances

# Create container registry
az acr create --resource-group myResourceGroup --name chatbotregistry --sku Basic

# Build and push
az acr build --registry chatbotregistry --image chatbot-api:latest backend/
az acr build --registry chatbotregistry --image chatbot-frontend:latest frontend/

# Deploy
az container create --resource-group myResourceGroup --name chatbot-api \
  --image chatbotregistry.azurecr.io/chatbot-api:latest --ports 5000

Environment Variables

Backend

  • OPENAI_API_KEY - Your OpenAI API key (required)

Frontend (build-time)

Update .env.production before building:

REACT_APP_API_URL=https://your-api-domain.com

Important Notes

  1. Update CORS: In backend/app.py, update allowed origins:

    allow_origins=["https://your-frontend-domain.com"]

  2. Chroma DB Volume: Mount persistent volume for vector database:

    -v /path/to/chroma_db:/app/chroma_db

  3. HTTPS: Use reverse proxy (nginx, Cloudflare, load balancer) for SSL termination