Added Dockerfile

Dockerfile

+FROM node:22 AS frontend
+
+COPY web /app/web
+WORKDIR /app/web/
+
+RUN npm ci
+RUN npm run build
+
+CMD npm run start
+EXPOSE 3000
+
+
+FROM python:3.11 AS app
+
+COPY api /app/api
+WORKDIR /app/api/
+
+RUN python3 -m pip install --upgrade pip
+RUN pip install /app/api/
+
+
+FROM app AS web
+
+RUN pip install gunicorn 
+
+CMD gunicorn --workers 4 --bind 0.0.0.0:8080 image_api.web:app
+EXPOSE 8080
+
+
+FROM app AS worker
+
+CMD celery --app image_api.worker.app worker