Add repository commands for handling votes

docker-compose.yml

@@ -0,0 +1,16 @@
+services:
+  db:
+    image: postgres:16
+    container_name: uprs_db
+    restart: always
+    environment:
+      POSTGRES_USER: uprs
+      POSTGRES_PASSWORD: password123
+      POSTGRES_DB: uprs
+    volumes:
+      - pgdata:/var/lib/postgresql/data
+      - ./db/migrations:/docker-entrypoint-initdb.d # run initial schema
+    ports:
+      - "5432:5432"
+volumes:
+  pgdata: