guidelines: herd: be less specific so the guideline works for more people

Author: ashleyhindle

.ai/herd/core.blade.php

@@ -1,5 +1,2 @@
-- The site is always available at: {{ config('app.url') }}
-- We do not need to run any commands to make the site available. It is always available through Herd at: {{ config('app.url') }}
-
-- This site is hosted with Laravel Herd. You MUST NOT ever run `artisan serve`.
-- You MUST NOT EVER run `php artisan serve`
+- The site is made available by Herd, and will be available at: https?://[kebab-case-project-dir].test. Use the `get-absolute-url` tool to generate URLs.
+- You must not run any commands to make the site available via HTTP(s). It is _always_ available through Herd.

src/Install/Agents/ClaudeCode.php

@@ -8,7 +8,7 @@
 
 class ClaudeCode extends ShellMcpIde implements Agent
 {
-    protected string $shellCommand = 'claude mcp add {key} "{command}" {args} {env}';
+    protected string $shellCommand = 'claude mcp add -s local -t stdio {key} "{command}" {args} {env}';
 
     public function guidelinesPath(): string
     {