added docker compose file

Dockerfile

@@ -1,27 +1,6 @@
 FROM python:3.11-alpine as backend
-
-ENV PYTHONDONTWRITEBYTECODE 1
-ENV PYTHONUNBUFFERED 1
-
-WORKDIR /app
-COPY backend/requirements.txt .
+WORKDIR /code
+COPY ./backend/requirements.txt /code/
 RUN pip install pip==23.2.1
 RUN pip install -r requirements.txt
 
-# # Install dependencies
-# RUN apk update \
-#     && apk add --virtual build-deps gcc python3-dev musl-dev postgresql-dev \
-#     && apk add postgresql-libs
-
-# # Upgrade pip and install Python packages
-# RUN pip install pip==23.2.1 \
-#     && pip install -r requirements.txt \
-#     && apk del build-deps
-
-
-COPY ./backend .
-
-
-EXPOSE 8000
-
-CMD ["python", "manage.py", "runserver", "0.0.0.0:8000"]

docker-compose.yml

@@ -0,0 +1,25 @@
+version: '3.9'
+
+services:
+  db:
+    image: postgres
+    volumes:
+      - ./data/db:/var/lib/postgresql/data
+    environment:
+      - POSTGRES_DB=postgres
+      - POSTGRES_USER=postgres
+      - POSTGRES_PASSWORD=postgres
+
+  web:
+    build: .
+    command: python manage.py runserver 0.0.0.0:8000
+    volumes:
+      - ./backend:/code
+    ports:
+      - "8000:8000"
+    environment:
+      - DATABASE_NAME=digitalbookhub
+      - DATABASE_USER=dbh
+      - DATABASE_PWD=dbh
+    depends_on:
+      - db