1these 5 derivations will be built:2 /nix/store/jbg8g05n1hcbbd23q1bq5sskyc1c049z-source.drv3 /nix/store/dfs1jv98yrvfkyyxpl3wqjby64kny7qn-claude-code-router-3.1.2-npm-deps.drv4 /nix/store/f34f2aqyfb4y5j91cbyg6b1cin0qbwyn-source.drv5 /nix/store/x1lhlw3wvihdn117gc4xd5whh0y5z9lb-claude-code-router-3.1.2.drv6 /nix/store/0d58v3bcg2wc5qw1gj9w7a0lqq5dmkfj-check-claude-code-router.drv