Initial commit with Email Import Wizard and Task Processor updates

paperless-backend/src/webhook/webhook.controller.ts

@@ -0,0 +1,25 @@
+import { Controller, Post, Body, Logger, HttpCode, HttpStatus } from '@nestjs/common';
+import { Public } from '../auth/public.decorator';
+export interface PaperlessWebhookPayload {
+  document_id: number;
+  action: string;
+  [key: string]: any;
+}
+
+@Controller('webhook')
+export class WebhookController {
+  private readonly logger = new Logger(WebhookController.name);
+
+  @Public()
+  @Post('paperless')
+  @HttpCode(HttpStatus.OK)
+  async handlePaperlessWebhook(@Body() payload: PaperlessWebhookPayload): Promise<{ status: string }> {
+    this.logger.log(`Webhook empfangen: action=${payload.action}, document=${payload.document_id}`);
+
+    // TODO: Business-Logik für verschiedene Webhook-Events
+    // - document_updated → Felder prüfen, Postprocessing auslösen
+    // - document_consumed → GoBD-Archivierung prüfen
+
+    return { status: 'received' };
+  }
+}