feat: update .gitignore and add docker-compose sample for service configuration

.gitignore

@@ -180,3 +180,4 @@ cython_debug/
 # data
 data/*
 playlists/*
+docker-compose.yml

docker-compose_sample.yml

@@ -1,14 +1,14 @@
 services:
   plex-playlist-sync:
     build: .
-    command: uvicorn app.main:app --host 0.0.0.0 --port 8080 --reload
+    command: uvicorn app.main:app --host 0.0.0.0 --port 8080 --no-server-header
     ports:
-      - "8000:8080"
+      - "8888:8080"
     volumes:
-      - ./playlists:/app/playlists
-      - ./data/backup:/app/data/backup
-      - ./data/config:/app/data/config
-      - ./data/sync_artifacts:/app/data/sync_artifacts
+      - PATH_TO_YOUR_PLAYLISTS:/app/playlists
+      - PATH_TO_DATA/backup:/app/data/backup
+      - PATH_TO_DATA/config:/app/data/config
+      - PATH_TO_DATA/sync_artifacts:/app/data/sync_artifacts
     environment:
       - PYTHONUNBUFFERED=1
       - PYTHONDONTWRITEBYTECODE=1