fix: rename Dockerfile (case) + update etl compose

Author: EEnota

DockerFile DockerfileDockerFile renamed to Dockerfile

@@ -1,38 +1,20 @@
-services:
-  db:
-    image: postgres:16-alpine
-    restart: unless-stopped
-    environment:
-      POSTGRES_DB: ${DB_NEWS:-news_db}
-      POSTGRES_USER: ${DB_USER:-postgres}
-      POSTGRES_PASSWORD: ${DB_PASSWORD:-postgres}
-    ports:
-      - "5432:5432"
-    volumes:
-      - postgres_data:/var/lib/postgresql/data
-    healthcheck:
-      test: ["CMD-SHELL", "pg_isready -U ${DB_USER:-postgres} -d ${DB_NEWS:-news_db}"]
-      interval: 5s
-      timeout: 5s
-      retries: 10
-
+services:
   app:
     build:
       context: .
       dockerfile: DockerFile
     restart: unless-stopped
-    depends_on:
-      db:
-        condition: service_healthy
     env_file:
       - .env
     environment:
-      DB_HOST: localhost
+      DB_HOST: news-postgres
+      DB_PORT: "5432"
+      NEWS_DB: news_db
+      DB_ADMIN_DB: postgres
     command: ["python", "main.py", "--worker", "--bootstrap", "--poll_interval", "3"]
+    networks:
+      - news-stack-net
 
-volumes:
-  postgres_data:
-
-
-
-
+networks:
+  news-stack-net:
+    external: true