feat: MCP tools for events (list/get/create/update/delete/done/ack); EventRules shared by /api and manual

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01BCrwHHnGCB5XH968Nxokqw

core/app/Models/User.php

@@ -27,6 +27,16 @@ class User extends Model
         return $this->events()->with('source')->whereKey($id)->firstOrFail();
     }
 
+    /**
+     * Живые события в этих состояниях, по сроку.
+     *
+     * @param  list<string>  $states
+     */
+    public function liveEvents(array $states): HasMany
+    {
+        return $this->events()->with('source')->whereIn('state', $states)->orderBy('due_date')->orderBy('due_instant');
+    }
+
     /** Закрытые события для архива: done и expired, свежие первыми, не больше 100. */
     public function archive(): HasMany
     {