feat: integrate settings service for auto-load CLAUDE.md functionality

- Updated API routes to accept an optional settings service for loading the autoLoadClaudeMd setting.
- Introduced a new settings helper utility for retrieving project-specific settings.
- Enhanced feature generation and spec generation processes to utilize the autoLoadClaudeMd setting.
- Refactored relevant route handlers to support the new settings integration across various endpoints.

apps/server/src/lib/settings-helpers.ts

@@ -0,0 +1,45 @@
+/**
+ * Helper utilities for loading settings across different parts of the server
+ */
+
+import type { SettingsService } from '../services/settings-service.js';
+
+/**
+ * Get the autoLoadClaudeMd setting, with project settings taking precedence over global.
+ * Returns false if settings service is not available.
+ *
+ * @param projectPath - Path to the project
+ * @param settingsService - Optional settings service instance
+ * @param logPrefix - Prefix for log messages (e.g., '[DescribeImage]')
+ * @returns Promise resolving to the autoLoadClaudeMd setting value
+ */
+export async function getAutoLoadClaudeMdSetting(
+  projectPath: string,
+  settingsService?: SettingsService,
+  logPrefix = '[SettingsHelper]'
+): Promise<boolean> {
+  if (!settingsService) {
+    console.log(`${logPrefix} SettingsService not available, autoLoadClaudeMd disabled`);
+    return false;
+  }
+
+  try {
+    // Check project settings first (takes precedence)
+    const projectSettings = await settingsService.getProjectSettings(projectPath);
+    if (projectSettings.autoLoadClaudeMd !== undefined) {
+      console.log(
+        `${logPrefix} autoLoadClaudeMd from project settings: ${projectSettings.autoLoadClaudeMd}`
+      );
+      return projectSettings.autoLoadClaudeMd;
+    }
+
+    // Fall back to global settings
+    const globalSettings = await settingsService.getGlobalSettings();
+    const result = globalSettings.autoLoadClaudeMd ?? false;
+    console.log(`${logPrefix} autoLoadClaudeMd from global settings: ${result}`);
+    return result;
+  } catch (error) {
+    console.error(`${logPrefix} Failed to load autoLoadClaudeMd setting:`, error);
+    return false;
+  }
+}