chore(perf): add documents index for context

When creating a new session we load the document by context.

Signed-off-by: Max <max@nextcloud.com>

Author: max-nextcloud

composer/composer/autoload_classmap.php

@@ -75,6 +75,7 @@
     'OCA\\Text\\Migration\\Version080000Date20260331132113' => $baseDir . '/../lib/Migration/Version080000Date20260331132113.php',
     'OCA\\Text\\Migration\\Version090000Date20260817110024' => $baseDir . '/../lib/Migration/Version090000Date20260817110024.php',
     'OCA\\Text\\Migration\\Version090000Date20260819110024' => $baseDir . '/../lib/Migration/Version090000Date20260819110024.php',
+    'OCA\\Text\\Migration\\Version090000Date20260820132113' => $baseDir . '/../lib/Migration/Version090000Date20260820132113.php',
     'OCA\\Text\\Notification\\Notifier' => $baseDir . '/../lib/Notification/Notifier.php',
     'OCA\\Text\\Service\\AiTagService' => $baseDir . '/../lib/Service/AiTagService.php',
     'OCA\\Text\\Service\\ApiService' => $baseDir . '/../lib/Service/ApiService.php',

composer/composer/autoload_static.php

@@ -90,6 +90,7 @@ class ComposerStaticInitText
         'OCA\\Text\\Migration\\Version080000Date20260331132113' => __DIR__ . '/..' . '/../lib/Migration/Version080000Date20260331132113.php',
         'OCA\\Text\\Migration\\Version090000Date20260817110024' => __DIR__ . '/..' . '/../lib/Migration/Version090000Date20260817110024.php',
         'OCA\\Text\\Migration\\Version090000Date20260819110024' => __DIR__ . '/..' . '/../lib/Migration/Version090000Date20260819110024.php',
+        'OCA\\Text\\Migration\\Version090000Date20260820132113' => __DIR__ . '/..' . '/../lib/Migration/Version090000Date20260820132113.php',
         'OCA\\Text\\Notification\\Notifier' => __DIR__ . '/..' . '/../lib/Notification/Notifier.php',
         'OCA\\Text\\Service\\AiTagService' => __DIR__ . '/..' . '/../lib/Service/AiTagService.php',
         'OCA\\Text\\Service\\ApiService' => __DIR__ . '/..' . '/../lib/Service/ApiService.php',

lib/Migration/Version090000Date20260820132113.php

@@ -0,0 +1,40 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * SPDX-FileCopyrightText: 2026 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+
+namespace OCA\Text\Migration;
+
+use Closure;
+use OCP\DB\ISchemaWrapper;
+use OCP\IDBConnection;
+use OCP\Migration\Attributes\AddIndex;
+use OCP\Migration\Attributes\IndexType;
+use OCP\Migration\IOutput;
+use OCP\Migration\SimpleMigrationStep;
+use Override;
+
+#[AddIndex(table: 'text_documents', type: IndexType::INDEX, description: 'Speed up loading by context')]
+class Version090000Date20260820132113 extends SimpleMigrationStep {
+	public function __construct(
+		private readonly IDBConnection $connection,
+	) {
+	}
+
+	#[Override]
+	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ?ISchemaWrapper {
+		/** @var ISchemaWrapper $schema */
+		$schema = $schemaClosure();
+
+		$table = $schema->getTable('text_documents');
+		if (!$table->hasIndex('text_documents_context_index')) {
+			$table->addIndex(['context_type', 'context_id'], 'text_documents_context_index');
+		}
+
+		return $schema;
+	}
+}