fix: ensure dates are properly transformed

To correctly transform Date objects from ISO-strings in JSON
to instances, class-transformer requires the `@Type` annotation.

References:
https://github.com/typestack/class-transformer#%D1%81onverting-date-strings-into-date-objects
Signed-off-by: David Mehren <git@herrmehren.de>

src/auth/auth-token.dto.ts

@@ -3,6 +3,7 @@
  *
  * SPDX-License-Identifier: AGPL-3.0-only
  */
+import { Type } from 'class-transformer';
 import { IsDate, IsOptional, IsString } from 'class-validator';
 
 import { BaseDto } from '../utils/base.dto.';
@@ -10,13 +11,20 @@ import { BaseDto } from '../utils/base.dto.';
 export class AuthTokenDto extends BaseDto {
   @IsString()
   label: string;
+
   @IsString()
   keyId: string;
+
   @IsDate()
+  @Type(() => Date)
   createdAt: Date;
+
   @IsDate()
+  @Type(() => Date)
   validUntil: Date;
+
   @IsDate()
+  @Type(() => Date)
   @IsOptional()
   lastUsedAt: Date | null;
 }

src/history/history-entry-import.dto.ts

@@ -3,6 +3,7 @@
  *
  * SPDX-License-Identifier: AGPL-3.0-only
  */
+import { Type } from 'class-transformer';
 import { IsBoolean, IsDate, IsString } from 'class-validator';
 
 import { BaseDto } from '../utils/base.dto.';
@@ -24,5 +25,6 @@ export class HistoryEntryImportDto extends BaseDto {
    * @example "2020-12-01 12:23:34"
    */
   @IsDate()
+  @Type(() => Date)
   lastVisited: Date;
 }

src/history/history-entry.dto.ts

@@ -4,6 +4,7 @@
  * SPDX-License-Identifier: AGPL-3.0-only
  */
 import { ApiProperty } from '@nestjs/swagger';
+import { Type } from 'class-transformer';
 import { IsArray, IsBoolean, IsDate, IsString } from 'class-validator';
 
 import { BaseDto } from '../utils/base.dto.';
@@ -30,6 +31,7 @@ export class HistoryEntryDto extends BaseDto {
    * @example "2020-12-01 12:23:34"
    */
   @IsDate()
+  @Type(() => Date)
   @ApiProperty()
   lastVisitedAt: Date;
 

src/media/media-upload.dto.ts

@@ -4,6 +4,7 @@
  * SPDX-License-Identifier: AGPL-3.0-only
  */
 import { ApiProperty } from '@nestjs/swagger';
+import { Type } from 'class-transformer';
 import { IsDate, IsOptional, IsString } from 'class-validator';
 
 import { BaseDto } from '../utils/base.dto.';
@@ -31,6 +32,7 @@ export class MediaUploadDto extends BaseDto {
    * @example "2020-12-01 12:23:34"
    */
   @IsDate()
+  @Type(() => Date)
   @ApiProperty()
   createdAt: Date;
 

src/notes/note-metadata.dto.ts

@@ -14,7 +14,6 @@ import {
   ValidateNested,
 } from 'class-validator';
 
-import { UserInfoDto } from '../users/user-info.dto';
 import { BaseDto } from '../utils/base.dto.';
 import { NotePermissionsDto } from './note-permissions.dto';
 
@@ -73,6 +72,7 @@ export class NoteMetadataDto extends BaseDto {
    * @example "2020-12-01 12:23:34"
    */
   @IsDate()
+  @Type(() => Date)
   @ApiProperty()
   updatedAt: Date;
 
@@ -97,6 +97,7 @@ export class NoteMetadataDto extends BaseDto {
    * @example "2020-12-01 12:23:34"
    */
   @IsDate()
+  @Type(() => Date)
   @ApiProperty()
   createdAt: Date;
 

src/revisions/edit.dto.ts

@@ -4,6 +4,7 @@
  * SPDX-License-Identifier: AGPL-3.0-only
  */
 import { ApiProperty, ApiPropertyOptional } from '@nestjs/swagger';
+import { Type } from 'class-transformer';
 import { IsDate, IsNumber, IsOptional, IsString, Min } from 'class-validator';
 
 import { UserInfoDto } from '../users/user-info.dto';
@@ -44,6 +45,7 @@ export class EditDto extends BaseDto {
    * @example "2020-12-01 12:23:34"
    */
   @IsDate()
+  @Type(() => Date)
   @ApiProperty()
   createdAt: Date;
 
@@ -52,6 +54,7 @@ export class EditDto extends BaseDto {
    * @example "2020-12-01 12:23:34"
    */
   @IsDate()
+  @Type(() => Date)
   @ApiProperty()
   updatedAt: Date;
 }

src/revisions/revision-metadata.dto.ts

@@ -4,6 +4,7 @@
  * SPDX-License-Identifier: AGPL-3.0-only
  */
 import { ApiProperty } from '@nestjs/swagger';
+import { Type } from 'class-transformer';
 import { IsDate, IsNumber } from 'class-validator';
 
 import { Revision } from './revision.entity';
@@ -22,6 +23,7 @@ export class RevisionMetadataDto {
    * @example "2020-12-01 12:23:34"
    */
   @IsDate()
+  @Type(() => Date)
   @ApiProperty()
   createdAt: Date;
 

src/revisions/revision.dto.ts

@@ -4,6 +4,7 @@
  * SPDX-License-Identifier: AGPL-3.0-only
  */
 import { ApiProperty } from '@nestjs/swagger';
+import { Type } from 'class-transformer';
 import { IsDate, IsNumber, IsString } from 'class-validator';
 
 import { BaseDto } from '../utils/base.dto.';
@@ -38,6 +39,7 @@ export class RevisionDto extends BaseDto {
    * @example "2020-12-01 12:23:34"
    */
   @IsDate()
+  @Type(() => Date)
   @ApiProperty()
   createdAt: Date;
 }