tsk-42: Dockerize the service (#44)

Closes #42

Reviewed-on: #44
Co-authored-by: phoenix <kundeng00@pm.me>
Co-committed-by: phoenix <kundeng00@pm.me>

docker-compose.yaml

@@ -0,0 +1,12 @@
+version: '3.8' # Use a recent version
+
+services:
+  # Your Rust Application Service
+  songparser:
+    build: # Tells docker-compose to build the Dockerfile in the current directory
+      context: .
+      ssh: ["default"]  # Uses host's SSH agent
+    container_name: songparser # Optional: Give the container a specific name
+    env_file:
+      - .env
+    restart: unless-stopped # Optional: Restart policy