feat: integrate S3 storage adapter and update file upload functionality

docker-compose.yml

@@ -1,17 +0,0 @@
-name: hideyoshi-blog
-
-services:
-    postgres:
-        image: postgres:16
-        restart: always
-        environment:
-            POSTGRES_DB: local_db
-            POSTGRES_USER: postgres
-            POSTGRES_PASSWORD: postgres
-        volumes:
-            - db_data:/var/lib/postgresql/data
-        ports:
-            - '5332:5432'
-
-volumes:
-    db_data:

docker/docker-compose.yml

@@ -0,0 +1,37 @@
+name: hideyoshi-blog
+
+services:
+    postgres:
+        image: postgres:16
+        restart: always
+        environment:
+            POSTGRES_DB: local_db
+            POSTGRES_USER: postgres
+            POSTGRES_PASSWORD: postgres
+        volumes:
+            - db_data:/var/lib/postgresql/data
+        ports:
+            - '5332:5432'
+        networks:
+            - internal
+
+    storage:
+        image: rustfs/rustfs:latest
+        restart: always
+        environment:
+            RUSTFS_ACCESS_KE: rustfsadmin
+            RUSTFS_SECRET_KE: rustfsadmin
+        ports:
+            - '9000:9000'
+            - '9001:9001'
+        volumes:
+            - storage_data:/data
+        networks:
+            - internal
+
+volumes:
+    db_data:
+    storage_data:
+
+networks:
+    internal:

docker/garage.toml

@@ -0,0 +1,27 @@
+metadata_dir = "/var/lib/garage/meta"
+data_dir = "/var/lib/garage/data"
+db_engine = "lmdb"
+
+replication_factor = 1
+
+# idk why rcp_ is needed without replication but ok
+rpc_bind_addr = "[::]:3901"
+rpc_public_addr = "127.0.0.1:3901"
+rpc_secret = "617a87858dc8d608dfb82db3ebc933b05687fe876c7bc0520afd2afb786c6d50"
+
+compression_level = 2
+
+[s3_api]
+s3_region = "garage"
+api_bind_addr = "[::]:3900"
+root_domain = "api.s3.su6.nl"
+
+[s3_web]
+bind_addr = "[::]:3902"
+root_domain = "web.s3.su6.nl"
+index = "index.html"
+
+[admin]
+api_bind_addr = "0.0.0.0:3903"
+metrics_token = "617a87858dc8d608dfb82db3ebc933b05687fe876c7bc0520afd2afb786c6d50"
+admin_token = "617a87858dc8d608dfb82db3ebc933b05687fe876c7bc0520afd2afb786c6d50"

package-lock.json

@@ -9,6 +9,7 @@
             "version": "0.1.0",
             "dependencies": {
                 "@aws-sdk/client-s3": "^3.1028.0",
+                "@aws-sdk/s3-request-presigner": "^3.1028.0",
                 "@clerk/nextjs": "^7.0.7",
                 "@hookform/resolvers": "^5.2.2",
                 "@tanstack/react-query": "^5.95.2",
@@ -772,6 +773,25 @@
                 "node": ">=20.0.0"
             }
         },
+        "node_modules/@aws-sdk/s3-request-presigner": {
+            "version": "3.1028.0",
+            "resolved": "https://registry.npmjs.org/@aws-sdk/s3-request-presigner/-/s3-request-presigner-3.1028.0.tgz",
+            "integrity": "sha512-T46EyIIHUaF/I2zhjtSUO4/87QdhqobClCscJawrxe2h/8nZJoO3DQDVZ4tMDl5UV/B5SPz6+xwki8jGylTF4Q==",
+            "license": "Apache-2.0",
+            "dependencies": {
+                "@aws-sdk/signature-v4-multi-region": "^3.996.16",
+                "@aws-sdk/types": "^3.973.7",
+                "@aws-sdk/util-format-url": "^3.972.9",
+                "@smithy/middleware-endpoint": "^4.4.29",
+                "@smithy/protocol-http": "^5.3.13",
+                "@smithy/smithy-client": "^4.12.9",
+                "@smithy/types": "^4.14.0",
+                "tslib": "^2.6.2"
+            },
+            "engines": {
+                "node": ">=20.0.0"
+            }
+        },
         "node_modules/@aws-sdk/signature-v4-multi-region": {
             "version": "3.996.16",
             "resolved": "https://registry.npmjs.org/@aws-sdk/signature-v4-multi-region/-/signature-v4-multi-region-3.996.16.tgz",
@@ -848,6 +868,21 @@
                 "node": ">=20.0.0"
             }
         },
+        "node_modules/@aws-sdk/util-format-url": {
+            "version": "3.972.9",
+            "resolved": "https://registry.npmjs.org/@aws-sdk/util-format-url/-/util-format-url-3.972.9.tgz",
+            "integrity": "sha512-fNJXHrs0ZT7Wx0KGIqKv7zLxlDXt2vqjx9z6oKUQFmpE5o4xxnSryvVHfHpIifYHWKz94hFccIldJ0YSZjlCBw==",
+            "license": "Apache-2.0",
+            "dependencies": {
+                "@aws-sdk/types": "^3.973.7",
+                "@smithy/querystring-builder": "^4.2.13",
+                "@smithy/types": "^4.14.0",
+                "tslib": "^2.6.2"
+            },
+            "engines": {
+                "node": ">=20.0.0"
+            }
+        },
         "node_modules/@aws-sdk/util-locate-window": {
             "version": "3.965.5",
             "resolved": "https://registry.npmjs.org/@aws-sdk/util-locate-window/-/util-locate-window-3.965.5.tgz",

package.json

@@ -18,6 +18,7 @@
     },
     "dependencies": {
         "@aws-sdk/client-s3": "^3.1028.0",
+        "@aws-sdk/s3-request-presigner": "^3.1028.0",
         "@clerk/nextjs": "^7.0.7",
         "@hookform/resolvers": "^5.2.2",
         "@tanstack/react-query": "^5.95.2",
@@ -48,9 +49,9 @@
         "@trivago/prettier-plugin-sort-imports": "^6.0.2",
         "@types/jest": "^30.0.0",
         "@types/node": "^20",
-        "aws-sdk-client-mock": "^4.0.0",
         "@types/react": "^19",
         "@types/react-dom": "^19",
+        "aws-sdk-client-mock": "^4.0.0",
         "eslint": "^9",
         "eslint-config-next": "16.2.1",
         "eslint-config-prettier": "^10.1.8",

src/lib/storage/storage.adapter.ts

@@ -1,69 +1,25 @@
-import {
+import { StorageProvider } from '@/lib/storage/storage.interface';
-    StorageProvider,
+import { TypedResult, wrap } from '@/utils/types/results';
-    StorageResult,
-} from '@/lib/storage/storage.interface';
 import {
     DeleteObjectCommand,
+    ObjectCannedACL,
     PutObjectCommand,
     S3Client,
 } from '@aws-sdk/client-s3';
-import { promises as fs } from 'fs';
+import { getSignedUrl } from '@aws-sdk/s3-request-presigner';
-import path from 'path';
+import { z } from 'zod';
 
 /**
- * Local file system storage adapter
+ * Configuration for S3 storage adapter
- * Saves files to the public/uploads directory and returns local paths
  */
-export class LocalStorageAdapter implements StorageProvider {
+export const S3StorageConfig = z.object({
-    private readonly uploadsDir: string;
+    endpoint: z.string(),
-
+    bucket: z.string(),
-    constructor(uploadsDir: string = 'public/uploads') {
+    region: z.string(),
-        this.uploadsDir = uploadsDir;
+    accessKey: z.string(),
-    }
+    secretKey: z.string(),
-
+});
-    async put(
+export type S3StorageConfig = z.infer<typeof S3StorageConfig>;
-        key: string,
-        file: Buffer | Blob,
-        _contentType: string
-    ): Promise<StorageResult> {
-        // Ensure directory exists
-        await fs.mkdir(this.uploadsDir, { recursive: true });
-
-        // Convert Blob to Buffer if needed
-        const buffer =
-            file instanceof Blob ? Buffer.from(await file.arrayBuffer()) : file;
-
-        // Write file to disk
-        const filePath = path.join(this.uploadsDir, key);
-        await fs.writeFile(filePath, buffer);
-
-        // Return local path as public URL
-        const publicUrl = `/${this.uploadsDir}/${key}`;
-
-        return {
-            type: 'local',
-            provider: null,
-            key,
-            publicUrl,
-        };
-    }
-
-    async delete(key: string): Promise<void> {
-        const filePath = path.join(this.uploadsDir, key);
-        try {
-            await fs.unlink(filePath);
-        } catch (error) {
-            // File might not exist, silently ignore
-            if (
-                error instanceof Error &&
-                'code' in error &&
-                error.code !== 'ENOENT'
-            ) {
-                throw error;
-            }
-        }
-    }
-}
 
 /**
  * AWS S3 storage adapter
@@ -71,68 +27,71 @@ export class LocalStorageAdapter implements StorageProvider {
  */
 export class S3StorageAdapter implements StorageProvider {
     private readonly s3Client: S3Client;
+    private readonly endpoint: string;
     private readonly bucketName: string;
-    private readonly region: string;
 
-    constructor(
+    readonly get: (
-        bucketName: string,
+        ...args: Parameters<StorageProvider['get']>
-        region: string = 'us-east-1',
+    ) => Promise<TypedResult<string>>;
-        s3Client?: S3Client
+    readonly put: (
-    ) {
+        ...args: Parameters<StorageProvider['put']>
-        this.bucketName = bucketName;
+    ) => Promise<TypedResult<string>>;
-        this.region = region;
+    readonly delete: (
+        ...args: Parameters<StorageProvider['delete']>
+    ) => Promise<TypedResult<void>>;
+
+    constructor(config: S3StorageConfig, s3Client?: S3Client) {
+        this.endpoint = config.endpoint;
+        this.bucketName = config.bucket;
         this.s3Client =
             s3Client ||
             new S3Client({
-                region: this.region,
+                endpoint: config.endpoint,
+                region: config.region,
+                forcePathStyle: true,
                 credentials: {
-                    accessKeyId: process.env.AWS_ACCESS_KEY_ID || '',
+                    accessKeyId: config.accessKey,
-                    secretAccessKey: process.env.AWS_SECRET_ACCESS_KEY || '',
+                    secretAccessKey: config.secretKey,
                 },
             });
+
+        this.get = wrap(this._get.bind(this));
+        this.put = wrap(this._put.bind(this));
+        this.delete = wrap(this._delete.bind(this));
     }
 
-    async put(
+    private async _get(key: string): Promise<string> {
-        key: string,
+        return `${this.endpoint}/${this.bucketName}/${key}`;
-        file: Buffer | Blob,
+    }
-        contentType: string
-    ): Promise<StorageResult> {
-        // Convert Blob to Buffer if needed
-        const buffer =
-            file instanceof Blob ? Buffer.from(await file.arrayBuffer()) : file;
 
-        // Upload to S3
+    private async _put(key: string, contentType: string): Promise<string> {
+        const command = new PutObjectCommand({
+            Bucket: this.bucketName,
+            Key: key,
+            ContentType: contentType,
+            ACL: ObjectCannedACL.public_read,
+        });
+
+        return await getSignedUrl(this.s3Client, command, { expiresIn: 3600 });
+    }
+
+    private async _delete(key: string): Promise<void> {
         await this.s3Client.send(
-            new PutObjectCommand({
+            new DeleteObjectCommand({
                 Bucket: this.bucketName,
                 Key: key,
-                Body: buffer,
-                ContentType: contentType,
             })
         );
-
-        // Generate public URL
-        const publicUrl = `https://${this.bucketName}.s3.${this.region}.amazonaws.com/${key}`;
-
-        return {
-            type: 's3',
-            provider: 'aws-s3',
-            key,
-            publicUrl,
-        };
-    }
-
-    async delete(key: string): Promise<void> {
-        try {
-            await this.s3Client.send(
-                new DeleteObjectCommand({
-                    Bucket: this.bucketName,
-                    Key: key,
-                })
-            );
-        } catch (error) {
-            // Log error but don't throw to avoid cascading failures
-            console.error(`Failed to delete S3 object: ${key}`, error);
-        }
     }
 }
+
+export const new_s3_storage_adapter = (): S3StorageAdapter => {
+    const config = S3StorageConfig.parse({
+        endpoint: process.env.S3_ENDPOINT,
+        bucket: process.env.S3_BUCKET_NAME,
+        region: process.env.S3_REGION,
+        accessKey: process.env.S3_ACCESS_KEY,
+        secretKey: process.env.S3_SECRET_KEY,
+    });
+    return new S3StorageAdapter(config);
+};

src/lib/storage/storage.external.ts

@@ -0,0 +1,38 @@
+'use server';
+
+import { createStorageProvider } from '@/lib/storage/storage.factory';
+import { StorageProvider } from '@/lib/storage/storage.interface';
+import { TypedResult } from '@/utils/types/results';
+
+const storage: StorageProvider = createStorageProvider();
+
+export const getSignedUrl = async (
+    key: string,
+    storageProvider?: StorageProvider
+): Promise<TypedResult<string>> => {
+    if (!storageProvider) {
+        storageProvider = storage;
+    }
+    return await storageProvider.get(key);
+};
+
+export const getPutUrl = async (
+    key: string,
+    contentType: string,
+    storageProvider?: StorageProvider
+): Promise<TypedResult<string>> => {
+    if (!storageProvider) {
+        storageProvider = storage;
+    }
+    return await storageProvider.put(key, contentType);
+};
+
+export const deleteByKey = async (
+    key: string,
+    storageProvider?: StorageProvider
+): Promise<TypedResult<void>> => {
+    if (!storageProvider) {
+        storageProvider = storage;
+    }
+    return await storageProvider.delete(key);
+};

src/lib/storage/storage.factory.ts

@@ -1,28 +1,13 @@
-import {
+import { new_s3_storage_adapter } from '@/lib/storage/storage.adapter';
-    LocalStorageAdapter,
-    S3StorageAdapter,
-} from '@/lib/storage/storage.adapter';
 import { StorageProvider } from '@/lib/storage/storage.interface';
 
 /**
  * Factory function to create the appropriate storage provider based on environment
  */
 export function createStorageProvider(): StorageProvider {
-    const storageType = process.env.STORAGE_TYPE || 'local';
+    const storage_provider = new_s3_storage_adapter();
-
+    if (!storage_provider) {
-    if (storageType === 's3') {
+        throw new Error('Failed to create storage provider');
-        const bucketName = process.env.S3_BUCKET_NAME;
-        const region = process.env.S3_REGION || 'us-east-1';
-
-        if (!bucketName) {
-            throw new Error(
-                'S3_BUCKET_NAME environment variable is required when STORAGE_TYPE=s3'
-            );
-        }
-
-        return new S3StorageAdapter(bucketName, region);
     }
-
+    return storage_provider;
-    // Default to local storage
-    return new LocalStorageAdapter();
 }

src/lib/storage/storage.interface.ts

@@ -1,3 +1,5 @@
+import { TypedResult } from '@/utils/types/results';
+
 /**
  * Result returned from storage operations
  */
@@ -13,22 +15,23 @@ export interface StorageResult {
  */
 export interface StorageProvider {
     /**
-     * Uploads a file to storage
+     * Gets a presigned url for the requested file
-     * @param key - The unique key/path for the file
+     * @param key - The unique key/path to store the file under
-     * @param file - The file content as Buffer or Blob
-     * @param contentType - MIME type of the file
-     * @returns Promise<StorageResult> - Result containing storage metadata and public URL
      */
-    put(
+    get(key: string): Promise<TypedResult<string>>;
-        key: string,
+
-        file: Buffer | Blob,
+    /**
-        contentType: string
+     * Uploads a file to storage
-    ): Promise<StorageResult>;
+     * @param key - The unique key/path to store the file under
+     * @param contentType - The MIME type of the file being uploaded
+     * @returns Promise<string> - The public URL of the uploaded file
+     */
+    put(key: string, contentType: string): Promise<TypedResult<string>>;
 
     /**
      * Deletes a file from storage
      * @param key - The unique key/path of the file to delete
      * @returns Promise<void>
      */
-    delete(key: string): Promise<void>;
+    delete(key: string): Promise<TypedResult<void>>;
 }

src/lib/storage/storage.utils.ts

@@ -0,0 +1,41 @@
+'use client';
+
+import * as storage from '@/lib/storage/storage.external';
+import { StorageProvider } from '@/lib/storage/storage.interface';
+import { wrap } from '@/utils/types/results';
+import { z } from 'zod';
+
+export const FileUploadResp = z.object({
+    signedUrl: z.string(),
+    key: z.string(),
+});
+export type FileUploadResp = z.infer<StorageProvider>;
+
+export const uploadFile = wrap(async (file: File) => {
+    const uniqueFileKey = crypto.randomUUID();
+    const result = await storage.getPutUrl(uniqueFileKey, file.type);
+    if (!result.ok) {
+        throw new Error('File upload failed');
+    }
+
+    const response = await fetch(result.value, {
+        method: 'PUT',
+        headers: {
+            'Content-Type': file.type,
+        },
+        body: file,
+    });
+
+    if (!response.ok) {
+        throw new Error('Failed to upload file');
+    }
+
+    const presignedUrl = await storage.getSignedUrl(uniqueFileKey);
+    if (!presignedUrl.ok) {
+        throw new Error('Failed to retrieve file URL');
+    }
+    return {
+        signedUrl: presignedUrl.value,
+        key: uniqueFileKey,
+    };
+});

src/ui/components/internal/create-article-form.tsx

@@ -1,6 +1,7 @@
 'use client';
 
 import { saveArticle } from '@/lib/feature/article/article.external';
+import { uploadFile } from '@/lib/storage/storage.utils';
 import { FileUploadField } from '@/ui/components/internal/file-upload-field';
 import { Button } from '@/ui/components/shadcn/button';
 import {
@@ -60,7 +61,7 @@ export const CreateArticleForm = () => {
         title: z.string().min(3).max(255),
         slug: z.string().min(3),
         description: z.string().min(10),
-        coverImageUrl: z.string().url('Cover image URL must be a valid URL'),
+        coverImageUrl: z.url('Cover image URL must be a valid URL'),
         content: z
             .string()
             .min(10, 'Article content must have at least 10 characters'),
@@ -119,19 +120,27 @@ export const CreateArticleForm = () => {
     );
 
     const handleCoverImageFileChange = useCallback(
-        (file: File | null) => {
+        async (file: File | null) => {
             if (coverImageUrlRef.current) {
                 URL.revokeObjectURL(coverImageUrlRef.current);
                 coverImageUrlRef.current = null;
             }
             setCoverImageFile(file);
-            if (file) {
+            if (!file) {
-                const url = URL.createObjectURL(file);
+                setCoverImageFile(null);
-                coverImageUrlRef.current = url;
-                form.setValue('coverImageUrl', url);
-            } else {
                 form.setValue('coverImageUrl', '');
+                return;
             }
+            const fileMetadataResult = await uploadFile(file);
+            if (!fileMetadataResult.ok) {
+                setCoverImageFile(null);
+                form.setValue('coverImageUrl', '');
+                toast((fileMetadataResult.error as Error).message);
+                return;
+            }
+            const fileMetadata = fileMetadataResult.value;
+            coverImageUrlRef.current = fileMetadata.signedUrl;
+            form.setValue('coverImageUrl', fileMetadata.signedUrl);
         },
         [form]
     );

src/ui/components/internal/file-upload-field.tsx

@@ -21,7 +21,7 @@ import React, { useCallback } from 'react';
 
 export interface FileUploadFieldProps {
     file: File | null;
-    onFileChange: (file: File | null) => void;
+    onFileChange: (file: File | null) => Promise<void>;
     accept?: string;
     validate?: (file: File) => string | null;
     onFileReject?: (file: File, message: string) => void;
@@ -45,7 +45,8 @@ export const FileUploadField: React.FC<FileUploadFieldProps> = ({
     const handleAccept = useCallback(
         (files: File[]) => {
             const accepted = files[0];
-            if (accepted) onFileChange(accepted);
+            if (!accepted) return;
+            onFileChange(accepted).then(() => {});
         },
         [onFileChange]
     );

src/utils/types/results.ts

@@ -0,0 +1,37 @@
+export type Result<T, E> = { ok: true; value: T } | { ok: false; error: E };
+export type TypedResult<T> = Result<T, Error>;
+
+export function wrapBlocking<
+    F extends (...args: never[]) => unknown,
+    E = unknown,
+>(
+    fn: F,
+    mapError: (e: unknown) => E = (e) => e as E
+): (...args: Parameters<F>) => Result<ReturnType<F>, E> {
+    return (...args) => {
+        try {
+            return { ok: true, value: fn(...args) as ReturnType<F> };
+        } catch (e) {
+            return { ok: false, error: mapError(e) };
+        }
+    };
+}
+
+export function wrap<
+    F extends (...args: never[]) => Promise<unknown>,
+    E = unknown,
+>(
+    fn: F,
+    mapError: (e: unknown) => E = (e) => e as E
+): (...args: Parameters<F>) => Promise<Result<Awaited<ReturnType<F>>, E>> {
+    return async (...args) => {
+        try {
+            return {
+                ok: true,
+                value: (await fn(...args)) as Awaited<ReturnType<F>>,
+            };
+        } catch (e) {
+            return { ok: false, error: mapError(e) };
+        }
+    };
+}

tests/lib/storage/storage.local.test.ts

@@ -1,146 +0,0 @@
-import { LocalStorageAdapter } from '@/lib/storage/storage.adapter';
-import { promises as fs } from 'fs';
-import path from 'path';
-
-describe('LocalStorageAdapter', () => {
-    const testUploadDir = 'tests/tmp/uploads';
-    let adapter: LocalStorageAdapter;
-
-    beforeEach(async () => {
-        adapter = new LocalStorageAdapter(testUploadDir);
-        // Clean up test directory before each test
-        try {
-            await fs.rm(testUploadDir, { recursive: true, force: true });
-        } catch {
-            // Directory doesn't exist yet
-        }
-    });
-
-    afterEach(async () => {
-        // Clean up test directory after each test
-        try {
-            await fs.rm(testUploadDir, { recursive: true, force: true });
-        } catch {
-            // Directory might not exist
-        }
-    });
-
-    describe('put', () => {
-        it('should create uploads directory if it does not exist', async () => {
-            const key = 'test-image.jpg';
-            const file = Buffer.from('test file content');
-
-            await adapter.put(key, file, 'image/jpeg');
-
-            const dirExists = await fs
-                .stat(testUploadDir)
-                .then(() => true)
-                .catch(() => false);
-            expect(dirExists).toBe(true);
-        });
-
-        it('should save file to disk with provided key', async () => {
-            const key = 'test-image.jpg';
-            const fileContent = 'test file content';
-            const file = Buffer.from(fileContent);
-
-            await adapter.put(key, file, 'image/jpeg');
-
-            const savedContent = await fs.readFile(
-                path.join(testUploadDir, key),
-                'utf-8'
-            );
-            expect(savedContent).toBe(fileContent);
-        });
-
-        it('should return StorageResult with local type', async () => {
-            const key = 'test-image.jpg';
-            const file = Buffer.from('test file content');
-
-            const result = await adapter.put(key, file, 'image/jpeg');
-
-            expect(result).toEqual({
-                type: 'local',
-                provider: null,
-                key,
-                publicUrl: `/tests/tmp/uploads/test-image.jpg`,
-            });
-        });
-
-        it('should handle Blob input', async () => {
-            const key = 'test-blob.jpg';
-            const fileContent = 'blob file content';
-            const blob = new Blob([fileContent], { type: 'image/jpeg' });
-
-            const result = await adapter.put(key, blob, 'image/jpeg');
-
-            const savedContent = await fs.readFile(
-                path.join(testUploadDir, key),
-                'utf-8'
-            );
-            expect(savedContent).toBe(fileContent);
-            expect(result.type).toBe('local');
-        });
-
-        it('should create nested directories for keys with paths', async () => {
-            const key = 'articles/2026/04/image.jpg';
-            const file = Buffer.from('nested file content');
-
-            const result = await adapter.put(key, file, 'image/jpeg');
-
-            const savedContent = await fs.readFile(
-                path.join(testUploadDir, key),
-                'utf-8'
-            );
-            expect(savedContent).toBe('nested file content');
-            expect(result.publicUrl).toBe(
-                `/tests/tmp/uploads/articles/2026/04/image.jpg`
-            );
-        });
-    });
-
-    describe('delete', () => {
-        it('should delete file from disk', async () => {
-            const key = 'test-image.jpg';
-            const file = Buffer.from('test file content');
-
-            await adapter.put(key, file, 'image/jpeg');
-            const filePathBeforeDelete = path.join(testUploadDir, key);
-            expect(
-                await fs
-                    .stat(filePathBeforeDelete)
-                    .then(() => true)
-                    .catch(() => false)
-            ).toBe(true);
-
-            await adapter.delete(key);
-
-            const fileExists = await fs
-                .stat(filePathBeforeDelete)
-                .then(() => true)
-                .catch(() => false);
-            expect(fileExists).toBe(false);
-        });
-
-        it('should not throw error if file does not exist', async () => {
-            const key = 'non-existent-file.jpg';
-
-            // Should not throw
-            await expect(adapter.delete(key)).resolves.toBeUndefined();
-        });
-
-        it('should delete nested files', async () => {
-            const key = 'articles/2026/04/image.jpg';
-            const file = Buffer.from('nested file content');
-
-            await adapter.put(key, file, 'image/jpeg');
-            await adapter.delete(key);
-
-            const fileExists = await fs
-                .stat(path.join(testUploadDir, key))
-                .then(() => true)
-                .catch(() => false);
-            expect(fileExists).toBe(false);
-        });
-    });
-});