fix: re-bootstrap ProcessWire on each MCP call

src/Server/WireAwareContainer.php

@@ -5,43 +5,53 @@
 namespace Elabx\ProcessWireMcp\Server;
 
 use ProcessWire\ProcessWire;
+use Elabx\ProcessWireMcp\Bootstrap\ProcessWireBootstrap;
 use Elabx\ProcessWireMcp\Tool\ProcessWireMcpTool;
 use Elabx\ProcessWireMcp\Resource\ProcessWireMcpResource;
 use Psr\Container\ContainerInterface;
 
 /**
- * PSR-11 container that resolves tool/resource classes with ProcessWire injected
+ * PSR-11 container that resolves tool/resource classes with ProcessWire injected.
+ *
+ * Re-bootstraps ProcessWire on every tool/resource call so each request sees
+ * current DB state (new fields, templates, pages added by migrations, etc.),
+ * following PHP's share-nothing principle.
  */
 class WireAwareContainer implements ContainerInterface
 {
     private ProcessWire $wire;
+    private string $pwPath;
     private array $instances = [];
 
     public function __construct(ProcessWire $wire)
     {
         $this->wire = $wire;
+        $this->pwPath = rtrim($wire->wire('config')->paths->root, '/');
     }
 
     public function get(string $id): mixed
     {
+        // Re-bootstrap ProcessWire so each call sees current DB state
+        $this->wire = ProcessWireBootstrap::boot($this->pwPath);
+
         if (!isset($this->instances[$id])) {
             if (!class_exists($id)) {
                 throw new class("Class not found: {$id}") extends \Exception implements \Psr\Container\NotFoundExceptionInterface {};
             }
 
             $instance = new $id();
-
-            // Inject ProcessWire if it's one of our base classes
-            if ($instance instanceof ProcessWireMcpTool) {
-                $instance->setWire($this->wire);
-            } elseif ($instance instanceof ProcessWireMcpResource) {
-                $instance->setWire($this->wire);
-            }
-
             $this->instances[$id] = $instance;
         }
 
-        return $this->instances[$id];
+        // Always inject the fresh ProcessWire instance
+        $instance = $this->instances[$id];
+        if ($instance instanceof ProcessWireMcpTool) {
+            $instance->setWire($this->wire);
+        } elseif ($instance instanceof ProcessWireMcpResource) {
+            $instance->setWire($this->wire);
+        }
+
+        return $instance;
     }
 
     public function has(string $id): bool