Revert "fix: resolve all ESLint errors in backend and frontend"

This reverts commit 07dfd7e840.

paperless-backend/src/auth/authenticated-request.ts

@@ -1,24 +0,0 @@
-import type { Request } from 'express';
-import type { Permission } from './permissions.enum';
-
-/** Vom JwtStrategy.validate() an `request.user` angehängte Identität. */
-export interface AuthenticatedUser {
-  userId: string;
-  email: string;
-  name: string;
-  preferredUsername: string | null;
-  groups: string[];
-  permissions: Permission[];
-}
-
-/** Vom ApiKeyGuard an `request.apiKeyMetadata` angehängte Schlüssel-Info. */
-export interface ApiKeyMetadata {
-  id: number;
-  name: string;
-}
-
-/** Express-Request mit der durch die Auth-Guards gesetzten Identität. */
-export interface AuthenticatedRequest extends Request {
-  user?: AuthenticatedUser;
-  apiKeyMetadata?: ApiKeyMetadata;
-}

paperless-backend/src/auth/jwt.strategy.ts

@@ -4,15 +4,6 @@ import { Strategy, ExtractJwt } from 'passport-jwt';
 import { ConfigService } from '@nestjs/config';
 import { passportJwtSecret } from 'jwks-rsa';
 import { mapGroupsToPermissions } from './permissions.enum';
-import type { AuthenticatedUser } from './authenticated-request';
-
-interface JwtPayload {
-  sub: string;
-  email: string;
-  name?: string;
-  preferred_username?: string;
-  groups?: string[];
-}
 
 @Injectable()
 export class JwtStrategy extends PassportStrategy(Strategy, 'jwt') {
@@ -33,12 +24,19 @@ export class JwtStrategy extends PassportStrategy(Strategy, 'jwt') {
     });
   }
 
-  validate(payload: JwtPayload): AuthenticatedUser {
-    const groups = payload.groups ?? [];
+  validate(payload: any): {
+    userId: string;
+    email: string;
+    name: string;
+    preferredUsername: string | null;
+    groups: string[];
+    permissions: any[];
+  } {
+    const groups = payload.groups || [];
     return {
       userId: payload.sub,
       email: payload.email,
-      name: payload.name || payload.preferred_username || '',
+      name: payload.name || payload.preferred_username,
       preferredUsername: payload.preferred_username ?? null,
       groups: groups,
       permissions: mapGroupsToPermissions(groups),