add docker-compose.yml

.dockerignore

@@ -11,3 +11,6 @@ pylama.ini
 
 # Bot documentation
 README.md
+
+# Environment
+.env

.gitignore

@@ -7,3 +7,6 @@
 
 # Database
 /*.db
+
+# Environment
+.env

Dockerfile

@@ -8,11 +8,6 @@ RUN pip install -r requirements.txt
 
 ENV PYTHONUNBUFFERED=1
 
-# App settings
-ENV RSSBOT_DSN=xxx
-ENV RSSBOT_TG_TOKEN=xxx
-ENV LOG_LEVEL=INFO
-
 ENTRYPOINT [ "python" ]
 
 CMD [ "bot.py" ]

docker-compose.yml

@@ -0,0 +1,27 @@
+version: '3.7'
+
+services:
+  rss-bot:
+    build: .
+    image: rss_bot
+    # App settings
+    # DSN schema: postgres://username:password@hostname/database_name
+    environment:
+      - RSSBOT_DSN=xxx
+      - RSSBOT_TG_TOKEN=xxx
+      - LOG_LEVEL=INFO
+    container_name: rss_bot
+    depends_on: 
+      - postgres
+
+  postgres:
+    image: postgres:14-alpine
+    # Postgres settings. 
+    # Can use POSTGRES_DB variable. https://hub.docker.com/_/postgres
+    environment:
+      - POSTGRES_PASSWORD=xxx
+    volumes:
+      - postgres_bot_db:/var/lib/postgresql/data
+  
+volumes:
+  postgres_bot_db: