Add INITIAL_ADMIN_API_KEY environment variable support

- Add configuration parameter for initial admin API key
- Implement getInitialAdminApiToken() method in AbstractMultiPlatformMigration
- Create migration to automatically generate admin API token on initial setup
- Add CLAUDE.md to .gitignore for local development documentation

migrations/Version20250907000000.php

@@ -0,0 +1,71 @@
+<?php
+
+declare(strict_types=1);
+
+namespace DoctrineMigrations;
+
+use App\Migration\AbstractMultiPlatformMigration;
+use Doctrine\DBAL\Schema\Schema;
+
+final class Version20250907000000 extends AbstractMultiPlatformMigration
+{
+    public function getDescription(): string
+    {
+        return 'Create initial admin API token if INITIAL_ADMIN_API_KEY environment variable is set';
+    }
+
+    private function createInitialAdminApiToken(): void
+    {
+        $apiToken = $this->getInitialAdminApiToken();
+        if (empty($apiToken)) {
+            return;
+        }
+
+        // Create a proper API token with the 'tcp_' prefix and the provided key
+        $fullToken = 'tcp_' . $apiToken;
+        
+        // Set expiration to 1 year from now
+        $validUntil = date('Y-m-d H:i:s', strtotime('+1 year'));
+        $currentDateTime = date('Y-m-d H:i:s');
+        
+        // Insert the API token for the admin user (user_id = 2)
+        // Level 4 = FULL access (can do everything the user can do)
+        $sql = "INSERT INTO api_tokens (user_id, name, token, level, valid_until, datetime_added, last_modified) 
+                VALUES (2, 'Initial Admin Token', ?, 4, ?, ?, ?)";
+        
+        $this->addSql($sql, [$fullToken, $validUntil, $currentDateTime, $currentDateTime]);
+    }
+
+    public function mySQLUp(Schema $schema): void
+    {
+        $this->createInitialAdminApiToken();
+    }
+
+    public function mySQLDown(Schema $schema): void
+    {
+        // Remove the initial admin token if it exists
+        $this->addSql("DELETE FROM api_tokens WHERE name = 'Initial Admin Token' AND user_id = 2");
+    }
+
+    public function sqLiteUp(Schema $schema): void
+    {
+        $this->createInitialAdminApiToken();
+    }
+
+    public function sqLiteDown(Schema $schema): void
+    {
+        // Remove the initial admin token if it exists
+        $this->addSql("DELETE FROM api_tokens WHERE name = 'Initial Admin Token' AND user_id = 2");
+    }
+
+    public function postgreSQLUp(Schema $schema): void
+    {
+        $this->createInitialAdminApiToken();
+    }
+
+    public function postgreSQLDown(Schema $schema): void
+    {
+        // Remove the initial admin token if it exists
+        $this->addSql("DELETE FROM api_tokens WHERE name = 'Initial Admin Token' AND user_id = 2");
+    }
+}