Add ability to run with ACTUAL db

Dockerfile

@@ -14,6 +14,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
     build-essential \
     libpq-dev \
     python3-dev \
+    python3-psycopg2 \
     gettext \
     && apt-get clean \
     && rm -rf /var/lib/apt/lists/*

battery/settings.py

@@ -89,6 +89,13 @@
     }
 }
 
+# Use PostgreSQL if DATABASE_URL is provided
+DATABASE_URL = os.getenv("DATABASE_URL")
+if DATABASE_URL:
+    import dj_database_url
+
+    DATABASES["default"] = dj_database_url.parse(DATABASE_URL)
+
 
 # Password validation
 # https://docs.djangoproject.com/en/5.1/ref/settings/#auth-password-validators

docker-compose.yml

@@ -2,14 +2,15 @@
 
 services:
   db:
-    image: postgres:10.5
+    image: postgres:15
     restart: "no"
     environment:
-      - POSTGRES_USER=postgres
-      - POSTGRES_PASSWORD=postgres
+      - POSTGRES_USER=battery_user
+      - POSTGRES_PASSWORD=battery_password
       - POSTGRES_DB=battery_db
     healthcheck:
-      test: ["CMD", "pg_isready", "-q", "-d", "battery_db", "-U", "postgres"]
+      test:
+        ["CMD", "pg_isready", "-q", "-d", "battery_db", "-U", "battery_user"]
       interval: 10s
       timeout: 5s
       retries: 5
@@ -43,5 +44,6 @@ services:
       dockerfile: Dockerfile
     environment:
       LOG_LEVEL: "DEBUG"
+      DATABASE_URL: postgres://battery_user:battery_password@db:5432/battery_db
     restart: "no"
     command: "true"

requirements.txt

@@ -1,5 +1,9 @@
 # App
 django
 
+# DB
+dj-database-url
+psycopg2
+
 # WSGI
 gunicorn