Add short script to "run" project

Allows to manually test the project by opening urls in browser or
calling via curl, etc.

shell.nix

@@ -23,6 +23,15 @@ let
       ./vendor/bin/php-cs-fixer fix --dry-run --allow-risky=yes
     '';
   };
+  projectRun = pkgs.writeShellApplication {
+    name = "project-run";
+    runtimeInputs = [
+      pkgs.php82
+    ];
+    text = ''
+      php -S 127.0.0.1:8080 -t public
+    '';
+  };
   projectDeploy = pkgs.writeShellApplication {
     name = "project-deploy";
     runtimeInputs = [
@@ -66,6 +75,7 @@ in pkgs.mkShell {
     pkgs.php82Packages.composer
     projectInstall
     projectTest
+    projectRun
     projectDeploy
   ];