fixed flake shell commands

flake.nix

@@ -12,12 +12,12 @@
       #!/usr/bin/env zsh
       set -e
       export PATH=${pkgs.nodejs_20}/bin:${pkgs.nodePackages_latest.pnpm}/bin:$PATH
-      pnpm dlx tailwindcss -i styles/tailwind.css -o assets/main.css --watch
+      pnpm dlx tailwindcss -i src/styles/tailwind.css -o assets/main.css --watch
     '';
     run-dev = pkgs.writeShellScriptBin "run-dev" ''
       #!/usr/bin/env zsh
       set -e
-      cargo run test.json
+      cargo run test_data/test.json
     '';
 
   in {
@@ -30,7 +30,7 @@
         pkgconfig
         rustc
         cargo
-        nodejs-20
+        nodejs_20
         nodePackages_latest.pnpm
       ];