Remove 'nix run'

.github/workflows/ci-nix.yml

@@ -15,5 +15,4 @@ jobs:
         extra_nix_config: |
           experimental-features = nix-command flakes
     - run: nix develop -c rustc --version
-    - run: nix run . -- ping
-    - run: nix-build
+    - run: $(nix-build --no-out-link)/bin/rust-nix-template

flake.nix

@@ -79,13 +79,6 @@
           # `nix build`
           defaultPackage = packages.${name};
 
-          # `nix run`
-          apps.${name} = utils.lib.mkApp {
-            inherit name;
-            drv = packages.${name};
-          };
-          defaultApp = apps.${name};
-
           # `nix develop`
           devShell = pkgs.mkShell
             {