feat: Add fresh database setup script and media handling improvements

- Introduced a new script for setting up a fresh database with ordered migration tasks.
- Added a utility function to find media by filename, improving media handling in various scripts.
- Updated preload scripts to utilize the new media fetching utility.
- Refactored datenschutz, impressum, and mitglied-werden fields to use stable IDs and anchor IDs.
- Enhanced home and network pages to accommodate new field structures.
- Added new preload script for global CMS settings.
- Improved code readability and organization across multiple files.

src/scripts/preload-formular-upload-page-cms.ts

@@ -2,6 +2,7 @@ import 'dotenv/config'
 
 import config from '@payload-config'
 import { getPayload } from 'payload'
+import { mediaByFilename } from './mediaByFilename'
 
 import { formularUploadContent } from '@/spa/formularUploadContent'
 
@@ -33,6 +34,7 @@ async function main() {
   })
 
   payload.logger.info(`Preloaded Formular upload CMS fields for page ${page.id}`)
+  process.exit(0)
 }
 
 main().catch((error) => {