added docker setup

docker-compose.yml

@@ -0,0 +1,31 @@
+services:
+  mealprep:
+    build:
+      context: .
+      dockerfile: Dockerfile
+    container_name: mealprep-app
+    ports:
+      - "8080:8080"
+    volumes:
+      - mealprep-data:/app/data
+    environment:
+      - DB_PATH=/app/data/mealprep.db
+    restart: unless-stopped
+    healthcheck:
+      test:
+        [
+          "CMD",
+          "wget",
+          "--quiet",
+          "--tries=1",
+          "--spider",
+          "http://localhost:8080/health",
+        ]
+      interval: 30s
+      timeout: 10s
+      retries: 3
+      start_period: 40s
+
+volumes:
+  mealprep-data:
+    driver: local