Add depends_on

Author: lionello

samples/django-channels-redis-postgres/app/Dockerfile

@@ -1,17 +1,18 @@
 # Use a smaller base image
-FROM python:3.10.4-slim-buster
+FROM python:3.10-slim-buster
 
 # Set environment variables
-ENV PYTHONDONTWRITEBYTECODE 1
-ENV PYTHONUNBUFFERED 1
+ENV PYTHONDONTWRITEBYTECODE=1
+ENV PYTHONUNBUFFERED=1
 
 # Set work directory
 WORKDIR /app
 
-RUN apt-get update && apt-get install -y \
-    gcc \
-    python3-dev \
-    libpq-dev
+RUN apt-get update \
+    && apt-get install -y \
+        gcc \
+        python3-dev \
+        libpq-dev
 
 # Install dependencies
 COPY requirements.txt /app/

samples/django-channels-redis-postgres/compose.yaml

@@ -18,6 +18,9 @@ services:
       # wget or curl required for healthchecks on services with a published port
       # this gets parsed by Defang and provided to the load balancers as well
       test: ["CMD", "python3", "-c", "import sys, urllib.request; urllib.request.urlopen(sys.argv[1]).read()", "http://localhost:8000/"]
+    depends_on:
+      - redis-service
+      - postgres-service
 
   redis-service:
     image: redis:6.2