feat(logger): 添加 winston 日志系统

- 新增 src/lib/logger/ 模块
- 支持 dev/prod 环境不同输出格式
- createLogger() 创建带上下文的 logger
- 更新 AGENTS.md 添加日志使用约定

AGENTS.md

@@ -93,6 +93,17 @@ if (!session?.user?.id) return { success: false, message: "未授权" };
 // 变更前检查所有权
 ```
 
+### 日志
+```typescript
+import { createLogger } from "@/lib/logger";
+
+const log = createLogger("folder-repository");
+
+log.debug("Fetching public folders");
+log.info("Fetched folders", { count: folders.length });
+log.error("Failed to fetch folders", { error });
+```
+
 ## 反模式 (本项目)
 
 - ❌ `index.ts` barrel exports
@@ -100,7 +111,7 @@ if (!session?.user?.id) return { success: false, message: "未授权" };
 - ❌ 用 API routes 做数据操作 (使用 Server Actions)
 - ❌ Server Component 可行时用 Client Component
 - ❌ npm 或 yarn (使用 pnpm)
-- ❌ 生产代码中使用 `console.log`
+- ❌ 生产代码中使用 `console.log` (使用 winston logger)
 
 ## 独特风格
 
@@ -132,6 +143,20 @@ pnpm lint          # ESLint
 pnpm prisma studio # 数据库 GUI
 ```
 
+### 数据库迁移
+
+**必须使用 `prisma migrate dev`，禁止使用 `db push`：**
+
+```bash
+# 修改 schema 后创建迁移
+DATABASE_URL=your_db_url pnpm prisma migrate dev --name your_migration_name
+
+# 生成 Prisma Client
+DATABASE_URL=your_db_url pnpm prisma generate
+```
+
+`db push` 会绕过迁移历史，导致生产环境无法正确迁移。
+
 ## 备注
 
 - Tailwind CSS v4 (无 tailwind.config.ts)

messages/en-US.json

@@ -159,7 +159,9 @@
     "sourceCode": "GitHub",
     "sign_in": "Sign In",
     "profile": "Profile",
-    "folders": "Folders"
+    "folders": "Folders",
+    "explore": "Explore",
+    "favorites": "Favorites"
   },
   "profile": {
     "myProfile": "My Profile",
@@ -255,6 +257,26 @@
     "savedToFolder": "Saved to folder: {folderName}",
     "saveFailed": "Save failed, please try again later"
   },
+  "explore": {
+    "title": "Explore",
+    "subtitle": "Discover public folders",
+    "searchPlaceholder": "Search public folders...",
+    "loading": "Loading...",
+    "noFolders": "No public folders found",
+    "folderInfo": "{userName} • {totalPairs} pairs",
+    "unknownUser": "Unknown User",
+    "favorite": "Favorite",
+    "unfavorite": "Unfavorite",
+    "pleaseLogin": "Please login first"
+  },
+  "favorites": {
+    "title": "My Favorites",
+    "subtitle": "Folders you've favorited",
+    "loading": "Loading...",
+    "noFavorites": "No favorites yet",
+    "folderInfo": "{userName} • {totalPairs} pairs",
+    "unknownUser": "Unknown User"
+  },
   "user_profile": {
     "anonymous": "Anonymous",
     "email": "Email",

messages/zh-CN.json

@@ -159,7 +159,9 @@
     "sourceCode": "源码",
     "sign_in": "登录",
     "profile": "个人资料",
-    "folders": "文件夹"
+    "folders": "文件夹",
+    "explore": "探索",
+    "favorites": "收藏"
   },
   "profile": {
     "myProfile": "我的个人资料",
@@ -255,6 +257,34 @@
     "savedToFolder": "已保存到文件夹：{folderName}",
     "saveFailed": "保存失败，请稍后重试"
   },
+  "explore": {
+    "title": "探索",
+    "subtitle": "发现公开文件夹",
+    "searchPlaceholder": "搜索公开文件夹...",
+    "loading": "加载中...",
+    "noFolders": "没有找到公开文件夹",
+    "folderInfo": "{userName} • {totalPairs} 个文本对",
+    "unknownUser": "未知用户",
+    "favorite": "收藏",
+    "unfavorite": "取消收藏",
+    "pleaseLogin": "请先登录"
+  },
+  "favorites": {
+    "title": "收藏",
+    "subtitle": "我收藏的文件夹",
+    "loading": "加载中...",
+    "noFavorites": "还没有收藏",
+    "folderInfo": "{userName} • {totalPairs} 个文本对",
+    "unknownUser": "未知用户"
+  },
+  "favorites": {
+    "title": "我的收藏",
+    "subtitle": "收藏的公开文件夹",
+    "loading": "加载中...",
+    "noFavorites": "还没有收藏任何文件夹",
+    "folderInfo": "{userName} • {totalPairs} 个文本对",
+    "unknownUser": "未知用户"
+  },
   "user_profile": {
     "anonymous": "匿名",
     "email": "邮箱",

package.json

@@ -27,6 +27,7 @@
     "sonner": "^2.0.7",
     "tailwind-merge": "^3.4.0",
     "unstorage": "^1.17.3",
+    "winston": "^3.19.0",
     "zod": "^4.3.5",
     "zustand": "^5.0.11"
   },

pnpm-lock.yaml

@@ -60,6 +60,9 @@ importers:
       unstorage:
         specifier: ^1.17.3
         version: 1.17.3
+      winston:
+        specifier: ^3.19.0
+        version: 3.19.0
       zod:
         specifier: ^4.3.5
         version: 4.3.5
@@ -321,6 +324,13 @@ packages:
   '@clack/prompts@0.11.0':
     resolution: {integrity: sha512-pMN5FcrEw9hUkZA4f+zLlzivQSeQf5dRGJjSUbvVYDLvpKCdQx5OaknvKzgbtXOizhP+SJJJjqEbOe55uKKfAw==}
 
+  '@colors/colors@1.6.0':
+    resolution: {integrity: sha512-Ir+AOibqzrIsL6ajt3Rz3LskB7OiMVHqltZmspbW/TJuTVuyOMirVqAkjfY6JISiLHgyNqicAC8AyHHGzNd/dA==}
+    engines: {node: '>=0.1.90'}
+
+  '@dabh/diagnostics@2.0.8':
+    resolution: {integrity: sha512-R4MSXTVnuMzGD7bzHdW2ZhhdPC/igELENcq5IjEverBvq5hn1SXCWcsi6eSsdWP0/Ur+SItRRjAktmdoX/8R/Q==}
+
   '@electric-sql/pglite-socket@0.0.20':
     resolution: {integrity: sha512-J5nLGsicnD9wJHnno9r+DGxfcZWh+YJMCe0q/aCgtG6XOm9Z7fKeite8IZSNXgZeGltSigM9U/vAWZQWdgcSFg==}
     hasBin: true
@@ -841,6 +851,9 @@ packages:
   '@schummar/icu-type-parser@1.21.5':
     resolution: {integrity: sha512-bXHSaW5jRTmke9Vd0h5P7BtWZG9Znqb8gSDxZnxaGSJnGwPLDPfS+3g0BKzeWqzgZPsIVZkM7m2tbo18cm5HBw==}
 
+  '@so-ric/colorspace@1.1.6':
+    resolution: {integrity: sha512-/KiKkpHNOBgkFJwu9sh48LkHSMYGyuTcSFK/qMBdnOAlrRJzRSXAOFB5qwzaVQuDl8wAvHVMkaASQDReTahxuw==}
+
   '@standard-schema/spec@1.0.0':
     resolution: {integrity: sha512-m2bOd0f2RT9k8QJx1JN85cZYyH1RqFBdlwtkSlf4tBDYLCiiZnv1fIIwacK6cqwXavOydf0NPToMQgpKq+dVlA==}
 
@@ -1047,6 +1060,9 @@ packages:
   '@types/react@19.2.7':
     resolution: {integrity: sha512-MWtvHrGZLFttgeEj28VXHxpmwYbor/ATPYbBfSFZEIRK0ecCFLl2Qo55z52Hss+UV9CRN7trSeq1zbgx7YDWWg==}
 
+  '@types/triple-beam@1.3.5':
+    resolution: {integrity: sha512-6WaYesThRMCl19iryMYP7/x2OVgCtbIVflDGFpWnb9irXI3UjYE4AzmYuiUKY1AJstGijoY+MgUszMgRxIYTYw==}
+
   '@typescript-eslint/eslint-plugin@8.48.1':
     resolution: {integrity: sha512-X63hI1bxl5ohelzr0LY5coufyl0LJNthld+abwxpCoo6Gq+hSqhKwci7MUWkXo67mzgUK6YFByhmaHmUcuBJmA==}
     engines: {node: ^18.18.0 || ^20.9.0 || >=21.1.0}
@@ -1345,6 +1361,9 @@ packages:
     resolution: {integrity: sha512-hsU18Ae8CDTR6Kgu9DYf0EbCr/a5iGL0rytQDobUcdpYOKokk8LEjVphnXkDkgpi0wYVsqrXuP0bZxJaTqdgoA==}
     engines: {node: '>= 0.4'}
 
+  async@3.2.6:
+    resolution: {integrity: sha512-htCUDlxyyCLMgaM3xXg0C0LW2xqfuQ6p05pCEIsXuyQ+a1koYKTuBMzRNwmybfLgvJDMd0r1LTn4+E0Ti6C2AA==}
+
   available-typed-arrays@1.0.7:
     resolution: {integrity: sha512-wvUjBtSGN7+7SjNpq/9M2Tg350UZD3q62IFZLbRAR1bSMlCo1ZaeW+BJ+D090e4hIIZLBcTDWe4Mh4jvUDajzQ==}
     engines: {node: '>= 0.4'}
@@ -1547,9 +1566,25 @@ packages:
     resolution: {integrity: sha512-RRECPsj7iu/xb5oKYcsFHSppFNnsj/52OVTRKb4zP5onXwVF3zVmmToNcOfGC+CRDpfK/U584fMg38ZHCaElKQ==}
     engines: {node: '>=7.0.0'}
 
+  color-convert@3.1.3:
+    resolution: {integrity: sha512-fasDH2ont2GqF5HpyO4w0+BcewlhHEZOFn9c1ckZdHpJ56Qb7MHhH/IcJZbBGgvdtwdwNbLvxiBEdg336iA9Sg==}
+    engines: {node: '>=14.6'}
+
   color-name@1.1.4:
     resolution: {integrity: sha512-dOy+3AuW3a2wNbZHIuMZpTcgjGuLU/uBL/ubcZF9OXbDo8ff4O8yVp5Bf0efS8uEoYo5q4Fx7dY9OgQGXgAsQA==}
 
+  color-name@2.1.0:
+    resolution: {integrity: sha512-1bPaDNFm0axzE4MEAzKPuqKWeRaT43U/hyxKPBdqTfmPF+d6n7FSoTFxLVULUJOmiLp01KjhIPPH+HrXZJN4Rg==}
+    engines: {node: '>=12.20'}
+
+  color-string@2.1.4:
+    resolution: {integrity: sha512-Bb6Cq8oq0IjDOe8wJmi4JeNn763Xs9cfrBcaylK1tPypWzyoy2G3l90v9k64kjphl/ZJjPIShFztenRomi8WTg==}
+    engines: {node: '>=18'}
+
+  color@5.0.3:
+    resolution: {integrity: sha512-ezmVcLR3xAVp8kYOm4GS45ZLLgIE6SPAFoduLr6hTDajwb3KZ2F46gulK3XpcwRFb5KKGCSezCBAY4Dw4HsyXA==}
+    engines: {node: '>=18'}
+
   commander@12.1.0:
     resolution: {integrity: sha512-Vw8qHK3bZM9y/P10u3Vib8o/DdkvA2OtPtZvD871QKjy74Wj1WSKFILMPRPSdUSx5RFK1arlJzEtA4PkFgnbuA==}
     engines: {node: '>=18'}
@@ -1790,6 +1825,9 @@ packages:
     resolution: {integrity: sha512-i6UzDscO/XfAcNYD75CfICkmfLedpyPDdozrLMmQc5ORaQcdMoc21OnlEylMIqI7U8eniKrPMxxtj8k0vhmJhA==}
     engines: {node: '>=14'}
 
+  enabled@2.0.0:
+    resolution: {integrity: sha512-AKrN98kuwOzMIdAizXGI86UFBoo26CL21UM763y1h/GMSJ4/OHU9k2YlsmBpyScFo/wbLzWQJBMCW4+IO3/+OQ==}
+
   end-of-stream@1.4.5:
     resolution: {integrity: sha512-ooEGc6HP26xXq/N+GCGOT0JKCLDGrq2bQUZrQ7gyrJiZANJ/8YDTxTpQBXGMn+WbIQXNVpyWymm7KYVICQnyOg==}
 
@@ -1989,6 +2027,9 @@ packages:
       picomatch:
         optional: true
 
+  fecha@4.2.3:
+    resolution: {integrity: sha512-OP2IUU6HeYKJi3i0z4A19kHMQoLVs4Hc+DPqqxI2h/DPZHTm/vjsfC6P0b4jCMy14XizLBqvndQ+UilD7707Jw==}
+
   file-entry-cache@8.0.0:
     resolution: {integrity: sha512-XXTUwCvisa5oacNGRP9SfNtYBNAMi+RPwBFmblZEF7N7swHYQS6/Zfk7SRwx4D5j3CH211YNRco1DEMNVfZCnQ==}
     engines: {node: '>=16.0.0'}
@@ -2011,6 +2052,9 @@ packages:
   flatted@3.3.3:
     resolution: {integrity: sha512-GX+ysw4PBCz0PzosHDepZGANEuFCMLrnRTiEy9McGjmkCQYwRq4A/X786G/fjM/+OjsWSU1ZrY5qyARZmO/uwg==}
 
+  fn.name@1.1.0:
+    resolution: {integrity: sha512-GRnmB5gPyJpAhTQdSZTSp9uaPSvl09KoYcMQtsB9rQoOmzs9dH6ffeccH+Z+cv6P68Hu5bC6JjRh4Ah/mHSNRw==}
+
   for-each@0.3.5:
     resolution: {integrity: sha512-dKx12eRCVIzqCxFGplyFKJMPvLEWgmNtUrpTiJIR5u97zEhRG8ySrtboPHZXx7daLxQVrl643cTzbab2tkQjxg==}
     engines: {node: '>= 0.4'}
@@ -2278,6 +2322,10 @@ packages:
     resolution: {integrity: sha512-ISWac8drv4ZGfwKl5slpHG9OwPNty4jOWPRIhBpxOoD+hqITiwuipOQ2bNthAzwA3B4fIjO4Nln74N0S9byq8A==}
     engines: {node: '>= 0.4'}
 
+  is-stream@2.0.1:
+    resolution: {integrity: sha512-hFoiJiTl63nn+kstHGBtewWSKnQLpyb155KHheA1l39uvtO9nWIop1p3udqPcUd/xbF1VLMO4n7OI6p7RbngDg==}
+    engines: {node: '>=8'}
+
   is-string@1.1.1:
     resolution: {integrity: sha512-BtEeSsoaQjlSPBemMQIrY1MY0uM6vnS1g5fmufYOtnxLGUZM2178PKbhsk7Ffv58IX+ZtcvoGwccYsh0PglkAA==}
     engines: {node: '>= 0.4'}
@@ -2364,6 +2412,9 @@ packages:
     resolution: {integrity: sha512-eTIzlVOSUR+JxdDFepEYcBMtZ9Qqdef+rnzWdRZuMbOywu5tO2w2N7rqjoANZ5k9vywhL6Br1VRjUIgTQx4E8w==}
     engines: {node: '>=6'}
 
+  kuler@2.0.0:
+    resolution: {integrity: sha512-Xq9nH7KlWZmXAtodXDDRE7vs6DU1gTU8zYDHDiWLSip45Egwq3plLHzPn27NgvzL2r1LMPC1vdqh98sQxtqj4A==}
+
   kysely@0.28.8:
     resolution: {integrity: sha512-QUOgl5ZrS9IRuhq5FvOKFSsD/3+IA6MLE81/bOOTRA/YQpKDza2sFdN5g6JCB9BOpqMJDGefLCQ9F12hRS13TA==}
     engines: {node: '>=20.0.0'}
@@ -2467,6 +2518,10 @@ packages:
   lodash@4.17.21:
     resolution: {integrity: sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==}
 
+  logform@2.7.0:
+    resolution: {integrity: sha512-TFYA4jnP7PVbmlBIfhlSe+WKxs9dklXMTEGcBCIvLhE/Tn3H6Gk1norupVW7m5Cnd4bLcr08AytbyV/xj7f/kQ==}
+    engines: {node: '>= 12.0.0'}
+
   long@5.3.2:
     resolution: {integrity: sha512-mNAgZ1GmyNhD7AuqnTG3/VQ26o760+ZYBPKjPvugO8+nLbYfX6TVpJPseBvopbdY+qpZ/lKUnmEc1LeZYS3QAA==}
 
@@ -2656,6 +2711,9 @@ packages:
   once@1.4.0:
     resolution: {integrity: sha512-lNaJgI+2Q5URQBkccEKHTQOPaXdUxnZZElQTZY0MFUAuaEqe1E+Nyvgdz/aIyNi6Z9MzO5dv1H8n58/GELp3+w==}
 
+  one-time@1.0.0:
+    resolution: {integrity: sha512-5DXOiRKwuSEcQ/l0kGCF6Q3jcADFv5tSmRaJck/OqkVFcOzutB134KRSfF0xDrL39MNnqxbHBbUUcjZIhTgb2g==}
+
   open@10.2.0:
     resolution: {integrity: sha512-YgBpdJHPyQ2UE5x+hlSXcnejzAvD0b22U2OuAP+8OnlJT+PjWPxtgmGqKKc+RgTM63U9gN0YzrYc71R2WT/hTA==}
     engines: {node: '>=18'}
@@ -2930,6 +2988,10 @@ packages:
     resolution: {integrity: sha512-x/+Cz4YrimQxQccJf5mKEbIa1NzeCRNI5Ecl/ekmlYaampdNLPalVyIcCZNNH3MvmqBugV5TMYZXv0ljslUlaw==}
     engines: {node: '>= 0.4'}
 
+  safe-stable-stringify@2.5.0:
+    resolution: {integrity: sha512-b3rppTKm9T+PsVCBEOUR46GWI7fdOs00VKZ1+9c1EWDaDMvjQc6tUwuFyIprgGgTcWoVHSKrU8H31ZHA2e0RHA==}
+    engines: {node: '>=10'}
+
   safer-buffer@2.1.2:
     resolution: {integrity: sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg==}
 
@@ -3028,6 +3090,9 @@ packages:
   stable-hash@0.0.5:
     resolution: {integrity: sha512-+L3ccpzibovGXFK+Ap/f8LOS0ahMrHTf3xu7mMLSpEGU0EO9ucaysSylKo9eRDFNhWve/y275iPmIZ4z39a9iA==}
 
+  stack-trace@0.0.10:
+    resolution: {integrity: sha512-KGzahc7puUKkzyMt+IqAep+TVNbKP+k2Lmwhub39m1AsTSkaDutx56aDCo+HLDzf/D26BIHTJWNiTG1KAJiQCg==}
+
   std-env@3.10.0:
     resolution: {integrity: sha512-5GS12FdOZNliM5mAOxFRg7Ir0pWz8MdpYm6AY6VPkGpbA7ZzmbzNcBJQ0GPvvyWgcY7QAhCgf9Uy89I03faLkg==}
 
@@ -3111,6 +3176,9 @@ packages:
     resolution: {integrity: sha512-ujeqbceABgwMZxEJnk2HDY2DlnUZ+9oEcb1KzTVfYHio0UE6dG71n60d8D2I4qNvleWrrXpmjpt7vZeF1LnMZQ==}
     engines: {node: '>=6'}
 
+  text-hex@1.0.0:
+    resolution: {integrity: sha512-uuVGNWzgJ4yhRaNSiubPY7OjISw4sw4E5Uv0wbjp+OzcbmVU/rsT8ujgcXJhn9ypzsgr5vlzpPqP+MBBKcGvbg==}
+
   tinyexec@1.0.2:
     resolution: {integrity: sha512-W/KYk+NFhkmsYpuHq5JykngiOCnxeVL8v8dFnqxSD8qEEdRfXk1SDM6JzNqcERbcGYj9tMrDQBYV9cjgnunFIg==}
     engines: {node: '>=18'}
@@ -3123,6 +3191,10 @@ packages:
     resolution: {integrity: sha512-65P7iz6X5yEr1cwcgvQxbbIw7Uk3gOy5dIdtZ4rDveLqhrdJP+Li/Hx6tyK0NEb+2GCyneCMJiGqrADCSNk8sQ==}
     engines: {node: '>=8.0'}
 
+  triple-beam@1.4.1:
+    resolution: {integrity: sha512-aZbgViZrg1QNcG+LULa7nhZpJTZSLm/mXnHXnbAbjmN5aSa0y7V+wvv6+4WaBtpISJzThKy+PIPxc1Nq1EJ9mg==}
+    engines: {node: '>= 14.0.0'}
+
   ts-api-utils@2.1.0:
     resolution: {integrity: sha512-CUgTZL1irw8u29bzrOD/nH85jqyc74D6SshFgujOIA7osm2Rz7dYH77agkx7H4FBNxDq7Cjf+IjaX/8zwFW+ZQ==}
     engines: {node: '>=18.12'}
@@ -3300,6 +3372,14 @@ packages:
     engines: {node: '>= 8'}
     hasBin: true
 
+  winston-transport@4.9.0:
+    resolution: {integrity: sha512-8drMJ4rkgaPo1Me4zD/3WLfI/zPdA9o2IipKODunnGDcuqbHwjsbB79ylv04LCGGzU0xQ6vTznOMpQGaLhhm6A==}
+    engines: {node: '>= 12.0.0'}
+
+  winston@3.19.0:
+    resolution: {integrity: sha512-LZNJgPzfKR+/J3cHkxcpHKpKKvGfDZVPS4hfJCc4cCG0CgYzvlD6yE/S3CIL/Yt91ak327YCpiF/0MyeZHEHKA==}
+    engines: {node: '>= 12.0.0'}
+
   word-wrap@1.2.5:
     resolution: {integrity: sha512-BN22B5eaMMI9UMtjrGd5g5eCYPpCPDUy0FJXbYsaT5zYxjFOckS53SQDE3pWkVoWpHXVb3BrYcEN4Twa55B5cA==}
     engines: {node: '>=0.10.0'}
@@ -3708,6 +3788,14 @@ snapshots:
       picocolors: 1.1.1
       sisteransi: 1.0.5
 
+  '@colors/colors@1.6.0': {}
+
+  '@dabh/diagnostics@2.0.8':
+    dependencies:
+      '@so-ric/colorspace': 1.1.6
+      enabled: 2.0.0
+      kuler: 2.0.0
+
   '@electric-sql/pglite-socket@0.0.20(@electric-sql/pglite@0.3.15)':
     dependencies:
       '@electric-sql/pglite': 0.3.15
@@ -4156,6 +4244,11 @@ snapshots:
 
   '@schummar/icu-type-parser@1.21.5': {}
 
+  '@so-ric/colorspace@1.1.6':
+    dependencies:
+      color: 5.0.3
+      text-hex: 1.0.0
+
   '@standard-schema/spec@1.0.0': {}
 
   '@standard-schema/spec@1.1.0': {}
@@ -4314,6 +4407,8 @@ snapshots:
     dependencies:
       csstype: 3.2.3
 
+  '@types/triple-beam@1.3.5': {}
+
   '@typescript-eslint/eslint-plugin@8.48.1(@typescript-eslint/parser@8.48.1(eslint@9.39.2(jiti@2.6.1))(typescript@5.9.3))(eslint@9.39.2(jiti@2.6.1))(typescript@5.9.3)':
     dependencies:
       '@eslint-community/regexpp': 4.12.2
@@ -4659,6 +4754,8 @@ snapshots:
 
   async-function@1.0.0: {}
 
+  async@3.2.6: {}
+
   available-typed-arrays@1.0.7:
     dependencies:
       possible-typed-array-names: 1.1.0
@@ -4874,8 +4971,23 @@ snapshots:
     dependencies:
       color-name: 1.1.4
 
+  color-convert@3.1.3:
+    dependencies:
+      color-name: 2.1.0
+
   color-name@1.1.4: {}
 
+  color-name@2.1.0: {}
+
+  color-string@2.1.4:
+    dependencies:
+      color-name: 2.1.0
+
+  color@5.0.3:
+    dependencies:
+      color-convert: 3.1.3
+      color-string: 2.1.4
+
   commander@12.1.0: {}
 
   concat-map@0.0.1: {}
@@ -5012,6 +5124,8 @@ snapshots:
 
   empathic@2.0.0: {}
 
+  enabled@2.0.0: {}
+
   end-of-stream@1.4.5:
     dependencies:
       once: 1.4.0
@@ -5359,6 +5473,8 @@ snapshots:
     optionalDependencies:
       picomatch: 4.0.3
 
+  fecha@4.2.3: {}
+
   file-entry-cache@8.0.0:
     dependencies:
       flat-cache: 4.0.1
@@ -5381,6 +5497,8 @@ snapshots:
 
   flatted@3.3.3: {}
 
+  fn.name@1.1.0: {}
+
   for-each@0.3.5:
     dependencies:
       is-callable: 1.2.7
@@ -5655,6 +5773,8 @@ snapshots:
     dependencies:
       call-bound: 1.0.4
 
+  is-stream@2.0.1: {}
+
   is-string@1.1.1:
     dependencies:
       call-bound: 1.0.4
@@ -5735,6 +5855,8 @@ snapshots:
 
   kleur@3.0.3: {}
 
+  kuler@2.0.0: {}
+
   kysely@0.28.8: {}
 
   language-subtag-registry@0.3.23: {}
@@ -5807,6 +5929,15 @@ snapshots:
 
   lodash@4.17.21: {}
 
+  logform@2.7.0:
+    dependencies:
+      '@colors/colors': 1.6.0
+      '@types/triple-beam': 1.3.5
+      fecha: 4.2.3
+      ms: 2.1.3
+      safe-stable-stringify: 2.5.0
+      triple-beam: 1.4.1
+
   long@5.3.2: {}
 
   loose-envify@1.4.0:
@@ -6001,6 +6132,10 @@ snapshots:
     dependencies:
       wrappy: 1.0.2
 
+  one-time@1.0.0:
+    dependencies:
+      fn.name: 1.1.0
+
   open@10.2.0:
     dependencies:
       default-browser: 5.4.0
@@ -6292,6 +6427,8 @@ snapshots:
       es-errors: 1.3.0
       is-regex: 1.2.1
 
+  safe-stable-stringify@2.5.0: {}
+
   safer-buffer@2.1.2: {}
 
   scheduler@0.27.0: {}
@@ -6419,6 +6556,8 @@ snapshots:
 
   stable-hash@0.0.5: {}
 
+  stack-trace@0.0.10: {}
+
   std-env@3.10.0: {}
 
   stop-iteration-iterator@1.1.0:
@@ -6520,6 +6659,8 @@ snapshots:
       inherits: 2.0.4
       readable-stream: 3.6.2
 
+  text-hex@1.0.0: {}
+
   tinyexec@1.0.2: {}
 
   tinyglobby@0.2.15:
@@ -6531,6 +6672,8 @@ snapshots:
     dependencies:
       is-number: 7.0.0
 
+  triple-beam@1.4.1: {}
+
   ts-api-utils@2.1.0(typescript@5.9.3):
     dependencies:
       typescript: 5.9.3
@@ -6718,6 +6861,26 @@ snapshots:
     dependencies:
       isexe: 2.0.0
 
+  winston-transport@4.9.0:
+    dependencies:
+      logform: 2.7.0
+      readable-stream: 3.6.2
+      triple-beam: 1.4.1
+
+  winston@3.19.0:
+    dependencies:
+      '@colors/colors': 1.6.0
+      '@dabh/diagnostics': 2.0.8
+      async: 3.2.6
+      is-stream: 2.0.1
+      logform: 2.7.0
+      one-time: 1.0.0
+      readable-stream: 3.6.2
+      safe-stable-stringify: 2.5.0
+      stack-trace: 0.0.10
+      triple-beam: 1.4.1
+      winston-transport: 4.9.0
+
   word-wrap@1.2.5: {}
 
   wrappy@1.0.2: {}

prisma/migrations/20260308142357_add_folder_visibility_and_favorites/migration.sql

@@ -0,0 +1,33 @@
+-- CreateEnum
+CREATE TYPE "Visibility" AS ENUM ('PRIVATE', 'PUBLIC');
+
+-- AlterTable
+ALTER TABLE "folders" ADD COLUMN "visibility" "Visibility" NOT NULL DEFAULT 'PRIVATE';
+
+-- CreateTable
+CREATE TABLE "folder_favorites" (
+    "id" SERIAL NOT NULL,
+    "user_id" TEXT NOT NULL,
+    "folder_id" INTEGER NOT NULL,
+    "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+
+    CONSTRAINT "folder_favorites_pkey" PRIMARY KEY ("id")
+);
+
+-- CreateIndex
+CREATE INDEX "folder_favorites_folder_id_idx" ON "folder_favorites"("folder_id");
+
+-- CreateIndex
+CREATE UNIQUE INDEX "folder_favorites_user_id_folder_id_key" ON "folder_favorites"("user_id", "folder_id");
+
+-- CreateIndex
+CREATE INDEX "folder_favorites_user_id_idx" ON "folder_favorites"("user_id");
+
+-- CreateIndex
+CREATE INDEX "folders_visibility_idx" ON "folders"("visibility");
+
+-- AddForeignKey
+ALTER TABLE "folder_favorites" ADD CONSTRAINT "folder_favorites_user_id_fkey" FOREIGN KEY ("user_id") REFERENCES "user"("id") ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "folder_favorites" ADD CONSTRAINT "folder_favorites_folder_id_fkey" FOREIGN KEY ("folder_id") REFERENCES "folders"("id") ON DELETE CASCADE ON UPDATE CASCADE;

src/app/(features)/explore/ExploreClient.tsx

@@ -0,0 +1,195 @@
+"use client";
+
+import {
+  ChevronRight,
+  Folder as Fd,
+  Heart,
+  Search,
+} from "lucide-react";
+import { CircleButton } from "@/design-system/base/button";
+import { useEffect, useState } from "react";
+import { useRouter } from "next/navigation";
+import { useTranslations } from "next-intl";
+import { toast } from "sonner";
+import { PageLayout } from "@/components/ui/PageLayout";
+import { PageHeader } from "@/components/ui/PageHeader";
+import { CardList } from "@/components/ui/CardList";
+import {
+  actionSearchPublicFolders,
+  actionToggleFavorite,
+  actionCheckFavorite,
+} from "@/modules/folder/folder-aciton";
+import { TPublicFolder } from "@/shared/folder-type";
+import { authClient } from "@/lib/auth-client";
+
+interface PublicFolderCardProps {
+  folder: TPublicFolder;
+  currentUserId?: string;
+  onFavoriteChange?: () => void;
+}
+
+const PublicFolderCard = ({ folder, currentUserId, onFavoriteChange }: PublicFolderCardProps) => {
+  const router = useRouter();
+  const t = useTranslations("explore");
+  const [isFavorited, setIsFavorited] = useState(false);
+  const [favoriteCount, setFavoriteCount] = useState(folder.favoriteCount);
+
+  useEffect(() => {
+    if (currentUserId) {
+      actionCheckFavorite(folder.id).then((result) => {
+        if (result.success && result.data) {
+          setIsFavorited(result.data.isFavorited);
+          setFavoriteCount(result.data.favoriteCount);
+        }
+      });
+    }
+  }, [folder.id, currentUserId]);
+
+  const handleToggleFavorite = async (e: React.MouseEvent) => {
+    e.stopPropagation();
+    if (!currentUserId) {
+      toast.error(t("pleaseLogin"));
+      return;
+    }
+    const result = await actionToggleFavorite(folder.id);
+    if (result.success && result.data) {
+      setIsFavorited(result.data.isFavorited);
+      setFavoriteCount(result.data.favoriteCount);
+      onFavoriteChange?.();
+    } else {
+      toast.error(result.message);
+    }
+  };
+
+  return (
+    <div
+      className="flex justify-between items-center group py-4 px-5 border-b border-gray-200 last:border-b-0 hover:bg-gray-50 cursor-pointer transition-colors"
+      onClick={() => {
+        router.push(`/explore/${folder.id}`);
+      }}
+    >
+      <div className="flex items-center gap-4 flex-1">
+        <div className="shrink-0 text-primary-500">
+          <Fd size={24} />
+        </div>
+
+        <div className="flex-1 min-w-0">
+          <h3 className="font-semibold text-gray-900 truncate">{folder.name}</h3>
+          <p className="text-sm text-gray-500 mt-0.5">
+            {t("folderInfo", {
+              userName: folder.userName ?? folder.userUsername ?? t("unknownUser"),
+              totalPairs: folder.totalPairs,
+            })}
+          </p>
+        </div>
+      </div>
+
+      <div className="flex items-center gap-2">
+        <div className="flex items-center gap-1 text-sm text-gray-400">
+          <Heart
+            size={14}
+            className={isFavorited ? "fill-red-500 text-red-500" : ""}
+          />
+          <span>{favoriteCount}</span>
+        </div>
+        <CircleButton
+          onClick={handleToggleFavorite}
+          title={isFavorited ? t("unfavorite") : t("favorite")}
+        >
+          <Heart
+            size={18}
+            className={isFavorited ? "fill-red-500 text-red-500" : ""}
+          />
+        </CircleButton>
+        <ChevronRight size={20} className="text-gray-400" />
+      </div>
+    </div>
+  );
+};
+
+interface ExploreClientProps {
+  initialPublicFolders: TPublicFolder[];
+}
+
+export function ExploreClient({ initialPublicFolders }: ExploreClientProps) {
+  const t = useTranslations("explore");
+  const router = useRouter();
+  const [publicFolders, setPublicFolders] = useState<TPublicFolder[]>(initialPublicFolders);
+  const [loading, setLoading] = useState(false);
+  const [searchQuery, setSearchQuery] = useState("");
+
+  const { data: session } = authClient.useSession();
+  const currentUserId = session?.user?.id;
+
+  const handleSearch = async () => {
+    if (!searchQuery.trim()) {
+      setPublicFolders(initialPublicFolders);
+      return;
+    }
+    setLoading(true);
+    const result = await actionSearchPublicFolders(searchQuery.trim());
+    if (result.success && result.data) {
+      setPublicFolders(result.data);
+    }
+    setLoading(false);
+  };
+
+  const refreshFolders = async () => {
+    setLoading(true);
+    const result = await actionSearchPublicFolders(searchQuery.trim() || "");
+    if (result.success && result.data) {
+      setPublicFolders(result.data);
+    }
+    setLoading(false);
+  };
+
+  return (
+    <PageLayout>
+      <PageHeader title={t("title")} subtitle={t("subtitle")} />
+
+      <div className="flex items-center gap-2 mb-4">
+        <div className="relative flex-1">
+          <Search size={18} className="absolute left-3 top-1/2 -translate-y-1/2 text-gray-400" />
+          <input
+            type="text"
+            value={searchQuery}
+            onChange={(e) => setSearchQuery(e.target.value)}
+            onKeyDown={(e) => e.key === "Enter" && handleSearch()}
+            placeholder={t("searchPlaceholder")}
+            className="w-full pl-10 pr-4 py-2 border border-gray-200 rounded-lg focus:outline-none focus:ring-2 focus:ring-primary-500"
+          />
+        </div>
+        <CircleButton onClick={handleSearch}>
+          <Search size={18} />
+        </CircleButton>
+      </div>
+
+      <div className="mt-4">
+        <CardList>
+          {loading ? (
+            <div className="p-8 text-center">
+              <div className="w-8 h-8 border-2 border-gray-200 border-t-gray-400 rounded-full animate-spin mx-auto mb-3"></div>
+              <p className="text-sm text-gray-500">{t("loading")}</p>
+            </div>
+          ) : publicFolders.length === 0 ? (
+            <div className="text-center py-12 text-gray-400">
+              <div className="w-16 h-16 mx-auto mb-3 rounded-full bg-gray-100 flex items-center justify-center">
+                <Fd size={24} className="text-gray-400" />
+              </div>
+              <p className="text-sm">{t("noFolders")}</p>
+            </div>
+          ) : (
+            publicFolders.map((folder) => (
+              <PublicFolderCard
+                key={folder.id}
+                folder={folder}
+                currentUserId={currentUserId}
+                onFavoriteChange={refreshFolders}
+              />
+            ))
+          )}
+        </CardList>
+      </div>
+    </PageLayout>
+  );
+}

src/app/(features)/explore/[id]/page.tsx

@@ -0,0 +1,29 @@
+import { redirect } from "next/navigation";
+import { InFolder } from "@/app/folders/[folder_id]/InFolder";
+import { actionGetFolderVisibility } from "@/modules/folder/folder-aciton";
+
+export default async function ExploreFolderPage({
+  params,
+}: {
+  params: Promise<{ id: string }>;
+}) {
+  const { id } = await params;
+
+  if (!id) {
+    redirect("/explore");
+  }
+
+  const folderInfo = (await actionGetFolderVisibility(Number(id))).data;
+
+  if (!folderInfo) {
+    redirect("/explore");
+  }
+
+  const isPublic = folderInfo.visibility === "PUBLIC";
+
+  if (!isPublic) {
+    redirect("/explore");
+  }
+
+  return <InFolder folderId={Number(id)} isReadOnly={true} />;
+}

src/app/(features)/explore/page.tsx

@@ -0,0 +1,9 @@
+import { ExploreClient } from "./ExploreClient";
+import { actionGetPublicFolders } from "@/modules/folder/folder-aciton";
+
+export default async function ExplorePage() {
+  const publicFoldersResult = await actionGetPublicFolders();
+  const publicFolders = publicFoldersResult.success ? publicFoldersResult.data ?? [] : [];
+
+  return <ExploreClient initialPublicFolders={publicFolders} />;
+}

src/app/(features)/favorites/FavoritesClient.tsx

@@ -0,0 +1,116 @@
+"use client";
+
+import {
+  ChevronRight,
+  Folder as Fd,
+  Heart,
+} from "lucide-react";
+import { useEffect, useState } from "react";
+import { useRouter } from "next/navigation";
+import { useTranslations } from "next-intl";
+import { PageLayout } from "@/components/ui/PageLayout";
+import { PageHeader } from "@/components/ui/PageHeader";
+import { CardList } from "@/components/ui/CardList";
+import { actionGetUserFavorites } from "@/modules/folder/folder-aciton";
+
+type UserFavorite = {
+  id: number;
+  folderId: number;
+  folderName: string;
+  folderCreatedAt: Date;
+  folderTotalPairs: number;
+  folderOwnerId: string;
+  folderOwnerName: string | null;
+  folderOwnerUsername: string | null;
+  favoritedAt: Date;
+};
+
+interface FavoriteCardProps {
+  favorite: UserFavorite;
+}
+
+const FavoriteCard = ({ favorite }: FavoriteCardProps) => {
+  const router = useRouter();
+  const t = useTranslations("favorites");
+
+  return (
+    <div
+      className="flex justify-between items-center group py-4 px-5 border-b border-gray-200 last:border-b-0 hover:bg-gray-50 cursor-pointer transition-colors"
+      onClick={() => {
+        router.push(`/explore/${favorite.folderId}`);
+      }}
+    >
+      <div className="flex items-center gap-4 flex-1">
+        <div className="shrink-0 text-primary-500">
+          <Fd size={24} />
+        </div>
+
+        <div className="flex-1 min-w-0">
+          <h3 className="font-semibold text-gray-900 truncate">{favorite.folderName}</h3>
+          <p className="text-sm text-gray-500 mt-0.5">
+            {t("folderInfo", {
+              userName: favorite.folderOwnerName ?? favorite.folderOwnerUsername ?? t("unknownUser"),
+              totalPairs: favorite.folderTotalPairs,
+            })}
+          </p>
+        </div>
+      </div>
+
+      <div className="flex items-center gap-2">
+        <Heart size={18} className="fill-red-500 text-red-500" />
+        <ChevronRight size={20} className="text-gray-400" />
+      </div>
+    </div>
+  );
+};
+
+interface FavoritesClientProps {
+  userId: string;
+}
+
+export function FavoritesClient({ userId }: FavoritesClientProps) {
+  const t = useTranslations("favorites");
+  const [favorites, setFavorites] = useState<UserFavorite[]>([]);
+  const [loading, setLoading] = useState(true);
+
+  useEffect(() => {
+    loadFavorites();
+  }, [userId]);
+
+  const loadFavorites = async () => {
+    setLoading(true);
+    const result = await actionGetUserFavorites();
+    if (result.success && result.data) {
+      setFavorites(result.data);
+    }
+    setLoading(false);
+  };
+
+  return (
+    <PageLayout>
+      <PageHeader title={t("title")} subtitle={t("subtitle")} />
+
+      <div className="mt-4">
+        <CardList>
+          {loading ? (
+            <div className="p-8 text-center">
+              <div className="w-8 h-8 border-2 border-gray-200 border-t-gray-400 rounded-full animate-spin mx-auto mb-3"></div>
+              <p className="text-sm text-gray-500">{t("loading")}</p>
+            </div>
+          ) : favorites.length === 0 ? (
+            <div className="text-center py-12 text-gray-400">
+              <div className="w-16 h-16 mx-auto mb-3 rounded-full bg-gray-100 flex items-center justify-center">
+                <Heart size={24} className="text-gray-400" />
+              </div>
+              <p className="text-sm">{t("noFavorites")}</p>
+            </div>
+          ) : (
+            favorites.map((favorite) => (
+              <FavoriteCard key={favorite.id} favorite={favorite} />
+            ))
+          )}
+        </CardList>
+      </div>
+    </PageLayout>
+  );
+}

src/app/(features)/favorites/page.tsx

@@ -0,0 +1,14 @@
+import { auth } from "@/auth";
+import { headers } from "next/headers";
+import { redirect } from "next/navigation";
+import { FavoritesClient } from "./FavoritesClient";
+
+export default async function FavoritesPage() {
+  const session = await auth.api.getSession({ headers: await headers() });
+
+  if (!session) {
+    redirect("/login?redirect=/favorites");
+  }
+
+  return <FavoritesClient userId={session.user.id} />;
+}

src/app/folders/FoldersClient.tsx

@@ -6,9 +6,7 @@ import {
   FolderPen,
   FolderPlus,
   Globe,
-  Heart,
   Lock,
-  Search,
   Trash2,
 } from "lucide-react";
 import { CircleButton, LightButton } from "@/design-system/base/button";
@@ -24,22 +22,16 @@ import {
   actionDeleteFolderById,
   actionGetFoldersWithTotalPairsByUserId,
   actionRenameFolderById,
-  actionSearchPublicFolders,
   actionSetFolderVisibility,
-  actionToggleFavorite,
-  actionCheckFavorite,
 } from "@/modules/folder/folder-aciton";
-import { TPublicFolder, TSharedFolderWithTotalPairs } from "@/shared/folder-type";
+import { TSharedFolderWithTotalPairs } from "@/shared/folder-type";
 
-type TabType = "my" | "public";
+interface FolderCardProps {
-
-interface FolderProps {
   folder: TSharedFolderWithTotalPairs;
   refresh: () => void;
-  showVisibility?: boolean;
 }
 
-const FolderCard = ({ folder, refresh, showVisibility = true }: FolderProps) => {
+const FolderCard = ({ folder, refresh }: FolderCardProps) => {
   const router = useRouter();
   const t = useTranslations("folders");
 
@@ -69,7 +61,6 @@ const FolderCard = ({ folder, refresh, showVisibility = true }: FolderProps) =>
         <div className="flex-1 min-w-0">
           <div className="flex items-center gap-2">
             <h3 className="font-semibold text-gray-900 truncate">{folder.name}</h3>
-            {showVisibility && (
             <span className="flex items-center gap-1 text-xs text-gray-400">
               {folder.visibility === "PUBLIC" ? (
                 <Globe size={12} />
@@ -78,7 +69,6 @@ const FolderCard = ({ folder, refresh, showVisibility = true }: FolderProps) =>
               )}
               {folder.visibility === "PUBLIC" ? t("public") : t("private")}
             </span>
-            )}
           </div>
           <p className="text-sm text-gray-500 mt-0.5">
             {t("folderInfo", {
@@ -91,7 +81,6 @@ const FolderCard = ({ folder, refresh, showVisibility = true }: FolderProps) =>
       </div>
 
       <div className="flex items-center gap-1 ml-4">
-        {showVisibility && (
         <CircleButton
           onClick={handleToggleVisibility}
           title={folder.visibility === "PUBLIC" ? t("setPrivate") : t("setPublic")}
@@ -102,18 +91,15 @@ const FolderCard = ({ folder, refresh, showVisibility = true }: FolderProps) =>
             <Globe size={18} />
           )}
         </CircleButton>
-        )}
         <CircleButton
           onClick={(e: React.MouseEvent) => {
             e.stopPropagation();
             const newName = prompt(t("enterNewName"))?.trim();
             if (newName && newName.length > 0) {
-              actionRenameFolderById(folder.id, newName)
+              actionRenameFolderById(folder.id, newName).then((result) => {
-                .then(result => {
                 if (result.success) {
                   refresh();
-                  }
+                } else {
-                  else {
                   toast.error(result.message);
                 }
               });
@@ -127,12 +113,10 @@ const FolderCard = ({ folder, refresh, showVisibility = true }: FolderProps) =>
             e.stopPropagation();
             const confirm = prompt(t("confirmDelete", { name: folder.name }));
             if (confirm === folder.name) {
-              actionDeleteFolderById(folder.id)
+              actionDeleteFolderById(folder.id).then((result) => {
-                .then(result => {
                 if (result.success) {
                   refresh();
-                  }
+                } else {
-                  else {
                   toast.error(result.message);
                 }
               });
@@ -148,121 +132,21 @@ const FolderCard = ({ folder, refresh, showVisibility = true }: FolderProps) =>
   );
 };
 
-interface PublicFolderCardProps {
-  folder: TPublicFolder;
-  currentUserId?: string;
-  onFavoriteChange?: () => void;
-}
-
-const PublicFolderCard = ({ folder, currentUserId, onFavoriteChange }: PublicFolderCardProps) => {
-  const router = useRouter();
-  const t = useTranslations("folders");
-  const [isFavorited, setIsFavorited] = useState(false);
-  const [favoriteCount, setFavoriteCount] = useState(folder.favoriteCount);
-
-  useEffect(() => {
-    if (currentUserId) {
-      actionCheckFavorite(folder.id).then(result => {
-        if (result.success && result.data) {
-          setIsFavorited(result.data.isFavorited);
-          setFavoriteCount(result.data.favoriteCount);
-        }
-      });
-    }
-  }, [folder.id, currentUserId]);
-
-  const handleToggleFavorite = async (e: React.MouseEvent) => {
-    e.stopPropagation();
-    if (!currentUserId) {
-      toast.error(t("pleaseLogin"));
-      return;
-    }
-    const result = await actionToggleFavorite(folder.id);
-    if (result.success && result.data) {
-      setIsFavorited(result.data.isFavorited);
-      setFavoriteCount(result.data.favoriteCount);
-      onFavoriteChange?.();
-    } else {
-      toast.error(result.message);
-    }
-  };
-
-  return (
-    <div
-      className="flex justify-between items-center group py-4 px-5 border-b border-gray-200 last:border-b-0 hover:bg-gray-50 cursor-pointer transition-colors"
-      onClick={() => {
-        router.push(`/folders/${folder.id}`);
-      }}
-    >
-      <div className="flex items-center gap-4 flex-1">
-        <div className="shrink-0 text-primary-500">
-          <Fd size={24} />
-        </div>
-
-        <div className="flex-1 min-w-0">
-          <h3 className="font-semibold text-gray-900 truncate">{folder.name}</h3>
-          <p className="text-sm text-gray-500 mt-0.5">
-            {t("publicFolderInfo", {
-              userName: folder.userName ?? folder.userUsername ?? t("unknownUser"),
-              totalPairs: folder.totalPairs,
-            })}
-          </p>
-        </div>
-      </div>
-
-      <div className="flex items-center gap-2">
-        <div className="flex items-center gap-1 text-sm text-gray-400">
-          <Heart
-            size={14}
-            className={isFavorited ? "fill-red-500 text-red-500" : ""}
-          />
-          <span>{favoriteCount}</span>
-        </div>
-        <CircleButton
-          onClick={handleToggleFavorite}
-          title={isFavorited ? t("unfavorite") : t("favorite")}
-        >
-          <Heart
-            size={18}
-            className={isFavorited ? "fill-red-500 text-red-500" : ""}
-          />
-        </CircleButton>
-        <ChevronRight size={20} className="text-gray-400" />
-      </div>
-    </div>
-  );
-};
-
 interface FoldersClientProps {
-  userId: string | null;
+  userId: string;
-  initialPublicFolders: TPublicFolder[];
 }
 
-export function FoldersClient({ userId, initialPublicFolders }: FoldersClientProps) {
+export function FoldersClient({ userId }: FoldersClientProps) {
   const t = useTranslations("folders");
+  const router = useRouter();
   const [folders, setFolders] = useState<TSharedFolderWithTotalPairs[]>([]);
-  const [publicFolders, setPublicFolders] = useState<TPublicFolder[]>(initialPublicFolders);
+  const [loading, setLoading] = useState(true);
-  const [loading, setLoading] = useState(false);
-  const [activeTab, setActiveTab] = useState<TabType>(userId ? "my" : "public");
-  const [searchQuery, setSearchQuery] = useState("");
 
   useEffect(() => {
-    if (userId) {
+    loadFolders();
-      setLoading(true);
-      actionGetFoldersWithTotalPairsByUserId(userId)
-        .then((result) => {
-          if (result.success && result.data) {
-            setFolders(result.data);
-          }
-        })
-        .finally(() => {
-          setLoading(false);
-        });
-    }
   }, [userId]);
 
-  const updateFolders = async () => {
+  const loadFolders = async () => {
-    if (!userId) return;
     setLoading(true);
     const result = await actionGetFoldersWithTotalPairsByUserId(userId);
     if (result.success && result.data) {
@@ -271,28 +155,14 @@ export function FoldersClient({ userId, initialPublicFolders }: FoldersClientPro
     setLoading(false);
   };
 
-  const handleSearch = async () => {
-    if (!searchQuery.trim()) {
-      setPublicFolders(initialPublicFolders);
-      return;
-    }
-    setLoading(true);
-    const result = await actionSearchPublicFolders(searchQuery.trim());
-    if (result.success && result.data) {
-      setPublicFolders(result.data);
-    }
-    setLoading(false);
-  };
-
   const handleCreateFolder = async () => {
-    if (!userId) return;
     const folderName = prompt(t("enterFolderName"));
     if (!folderName) return;
     setLoading(true);
     try {
       const result = await actionCreateFolder(userId, folderName);
       if (result.success) {
-        updateFolders();
+        loadFolders();
       } else {
         toast.error(result.message);
       }
@@ -305,70 +175,22 @@ export function FoldersClient({ userId, initialPublicFolders }: FoldersClientPro
     <PageLayout>
       <PageHeader title={t("title")} subtitle={t("subtitle")} />
 
-      <div className="flex items-center gap-2 mb-4">
-        {userId && (
-          <button
-            onClick={() => setActiveTab("my")}
-            className={`px-4 py-2 rounded-lg text-sm font-medium transition-colors ${
-              activeTab === "my"
-                ? "bg-primary-500 text-white"
-                : "bg-gray-100 text-gray-600 hover:bg-gray-200"
-            }`}
-          >
-            {t("myFolders")}
-          </button>
-        )}
-        <button
-          onClick={() => setActiveTab("public")}
-          className={`px-4 py-2 rounded-lg text-sm font-medium transition-colors ${
-            activeTab === "public"
-              ? "bg-primary-500 text-white"
-              : "bg-gray-100 text-gray-600 hover:bg-gray-200"
-          }`}
-        >
-          {t("publicFolders")}
-        </button>
-      </div>
-
-      {activeTab === "public" && (
-        <div className="flex items-center gap-2 mb-4">
-          <div className="relative flex-1">
-            <Search size={18} className="absolute left-3 top-1/2 -translate-y-1/2 text-gray-400" />
-            <input
-              type="text"
-              value={searchQuery}
-              onChange={(e) => setSearchQuery(e.target.value)}
-              onKeyDown={(e) => e.key === "Enter" && handleSearch()}
-              placeholder={t("searchPlaceholder")}
-              className="w-full pl-10 pr-4 py-2 border border-gray-200 rounded-lg focus:outline-none focus:ring-2 focus:ring-primary-500"
-            />
-          </div>
-          <CircleButton onClick={handleSearch}>
-            <Search size={18} />
-          </CircleButton>
-        </div>
-      )}
-
-      {activeTab === "my" && userId && (
       <LightButton
         onClick={handleCreateFolder}
         disabled={loading}
-          className="w-full border-dashed"
+        className="w-full border-dashed mb-4"
       >
         <FolderPlus size={20} />
         <span>{loading ? t("creating") : t("newFolder")}</span>
       </LightButton>
-      )}
 
-      <div className="mt-4">
       <CardList>
         {loading ? (
           <div className="p-8 text-center">
             <div className="w-8 h-8 border-2 border-gray-200 border-t-gray-400 rounded-full animate-spin mx-auto mb-3"></div>
             <p className="text-sm text-gray-500">{t("loading")}</p>
           </div>
-          ) : activeTab === "my" && userId ? (
+        ) : folders.length === 0 ? (
-            folders.length === 0 ? (
           <div className="text-center py-12 text-gray-400">
             <div className="w-16 h-16 mx-auto mb-3 rounded-full bg-gray-100 flex items-center justify-center">
               <FolderPlus size={24} className="text-gray-400" />
@@ -377,37 +199,12 @@ export function FoldersClient({ userId, initialPublicFolders }: FoldersClientPro
           </div>
         ) : (
           folders
-                .toSorted((a, b) => a.id - b.id)
+            .toSorted((a, b) => b.id - a.id)
             .map((folder) => (
-                  <FolderCard
+              <FolderCard key={folder.id} folder={folder} refresh={loadFolders} />
-                    key={folder.id}
-                    folder={folder}
-                    refresh={updateFolders}
-                    showVisibility={true}
-                  />
             ))
-            )
-          ) : (
-            publicFolders.length === 0 ? (
-              <div className="text-center py-12 text-gray-400">
-                <div className="w-16 h-16 mx-auto mb-3 rounded-full bg-gray-100 flex items-center justify-center">
-                  <Fd size={24} className="text-gray-400" />
-                </div>
-                <p className="text-sm">{t("noPublicFolders")}</p>
-              </div>
-            ) : (
-              publicFolders.map((folder) => (
-                <PublicFolderCard
-                  key={folder.id}
-                  folder={folder}
-                  currentUserId={userId ?? undefined}
-                  onFavoriteChange={handleSearch}
-                />
-              ))
-            )
         )}
       </CardList>
-      </div>
     </PageLayout>
   );
 }

src/app/folders/page.tsx

@@ -1,29 +1,16 @@
 import { auth } from "@/auth";
 import { FoldersClient } from "./FoldersClient";
 import { headers } from "next/headers";
-import { actionGetPublicFolders } from "@/modules/folder/folder-aciton";
+import { redirect } from "next/navigation";
 
 export default async function FoldersPage() {
   const session = await auth.api.getSession(
     { headers: await headers() }
   );
 
-  const publicFoldersResult = await actionGetPublicFolders();
-  const publicFolders = publicFoldersResult.success ? publicFoldersResult.data ?? [] : [];
-
   if (!session) {
-    return (
+    redirect("/login?redirect=/folders");
-      <FoldersClient
-        userId={null}
-        initialPublicFolders={publicFolders}
-      />
-    );
   }
 
-  return (
+  return <FoldersClient userId={session.user.id} />;
-    <FoldersClient
-      userId={session.user.id}
-      initialPublicFolders={publicFolders}
-    />
-  );
 }

src/components/layout/Navbar.tsx

@@ -1,6 +1,6 @@
 import Image from "next/image";
 import { IMAGES } from "@/config/images";
-import { Folder, Home, User } from "lucide-react";
+import { Compass, Folder, Heart, Home, User } from "lucide-react";
 import { LanguageSettings } from "./LanguageSettings";
 import { auth } from "@/auth";
 import { headers } from "next/headers";
@@ -41,6 +41,22 @@ export async function Navbar() {
         <GhostLightButton href="/folders" className="md:hidden! block!" size="md">
           <Folder size={20} />
         </GhostLightButton>
+        <GhostLightButton href="/explore" className="md:block! hidden!" size="md">
+          {t("explore")}
+        </GhostLightButton>
+        <GhostLightButton href="/explore" className="md:hidden! block!" size="md">
+          <Compass size={20} />
+        </GhostLightButton>
+        {session && (
+          <>
+            <GhostLightButton href="/favorites" className="md:block! hidden!" size="md">
+              {t("favorites")}
+            </GhostLightButton>
+            <GhostLightButton href="/favorites" className="md:hidden! block!" size="md">
+              <Heart size={20} />
+            </GhostLightButton>
+          </>
+        )}
         <GhostLightButton
           className="hidden! md:block!"
           size="md"

src/lib/logger/index.ts

@@ -0,0 +1,16 @@
+import { logger } from "./logger";
+
+export { logger };
+
+export function createLogger(context: string) {
+  return {
+    debug: (message: string, meta?: object) =>
+      logger.debug(`[${context}] ${message}`, meta),
+    info: (message: string, meta?: object) =>
+      logger.info(`[${context}] ${message}`, meta),
+    warn: (message: string, meta?: object) =>
+      logger.warn(`[${context}] ${message}`, meta),
+    error: (message: string, meta?: object) =>
+      logger.error(`[${context}] ${message}`, meta),
+  };
+}

src/lib/logger/logger.ts

@@ -0,0 +1,9 @@
+import winston from "winston";
+import { devTransport, prodTransport } from "./transports";
+
+const isDev = process.env.NODE_ENV !== "production";
+
+export const logger = winston.createLogger({
+  level: isDev ? "debug" : "info",
+  transports: [isDev ? devTransport : prodTransport],
+});

src/lib/logger/transports.ts

@@ -0,0 +1,20 @@
+import { transports, format } from "winston";
+
+const { combine, timestamp, printf, colorize, json } = format;
+
+const customFormat = printf(({ level, message, timestamp, ...metadata }) => {
+  const metaStr = Object.keys(metadata).length ? JSON.stringify(metadata) : "";
+  return `${timestamp} [${level}]: ${message} ${metaStr}`;
+});
+
+export const devTransport = new transports.Console({
+  format: combine(
+    colorize(),
+    timestamp({ format: "YYYY-MM-DD HH:mm:ss" }),
+    customFormat
+  ),
+});
+
+export const prodTransport = new transports.Console({
+  format: combine(timestamp(), json()),
+});

src/modules/folder/folder-aciton.ts

@@ -3,8 +3,39 @@
 import { auth } from "@/auth";
 import { headers } from "next/headers";
 import { ValidateError } from "@/lib/errors";
-import { ActionInputCreatePair, ActionInputUpdatePairById, ActionOutputGetFoldersWithTotalPairsByUserId, ActionOutputGetPublicFolders, ActionOutputSetFolderVisibility, ActionOutputToggleFavorite, ActionOutputCheckFavorite, validateActionInputCreatePair, validateActionInputUpdatePairById } from "./folder-action-dto";
+import {
-import { repoCreateFolder, repoCreatePair, repoDeleteFolderById, repoDeletePairById, repoGetFolderIdByPairId, repoGetFolderVisibility, repoGetFoldersByUserId, repoGetFoldersWithTotalPairsByUserId, repoGetPairsByFolderId, repoGetPublicFolders, repoGetUserIdByFolderId, repoRenameFolderById, repoSearchPublicFolders, repoUpdateFolderVisibility, repoUpdatePairById, repoToggleFavorite, repoCheckFavorite } from "./folder-repository";
+  ActionInputCreatePair,
+  ActionInputUpdatePairById,
+  ActionOutputGetFoldersWithTotalPairsByUserId,
+  ActionOutputGetPublicFolders,
+  ActionOutputSetFolderVisibility,
+  ActionOutputToggleFavorite,
+  ActionOutputCheckFavorite,
+  ActionOutputGetUserFavorites,
+  ActionOutputUserFavorite,
+  validateActionInputCreatePair,
+  validateActionInputUpdatePairById,
+} from "./folder-action-dto";
+import {
+  repoCreateFolder,
+  repoCreatePair,
+  repoDeleteFolderById,
+  repoDeletePairById,
+  repoGetFolderIdByPairId,
+  repoGetFolderVisibility,
+  repoGetFoldersByUserId,
+  repoGetFoldersWithTotalPairsByUserId,
+  repoGetPairsByFolderId,
+  repoGetPublicFolders,
+  repoGetUserIdByFolderId,
+  repoRenameFolderById,
+  repoSearchPublicFolders,
+  repoUpdateFolderVisibility,
+  repoUpdatePairById,
+  repoToggleFavorite,
+  repoCheckFavorite,
+  repoGetUserFavorites,
+} from "./folder-repository";
 import { validate } from "@/utils/validate";
 import z from "zod";
 import { LENGTH_MAX_FOLDER_NAME, LENGTH_MIN_FOLDER_NAME } from "@/shared/constant";
@@ -425,3 +456,41 @@ export async function actionCheckFavorite(
         };
     }
 }
+
+export async function actionGetUserFavorites(): Promise<ActionOutputGetUserFavorites> {
+    try {
+        const session = await auth.api.getSession({ headers: await headers() });
+        if (!session?.user?.id) {
+            return {
+                success: false,
+                message: 'Unauthorized',
+            };
+        }
+
+        const favorites = await repoGetUserFavorites({
+            userId: session.user.id,
+        });
+
+        return {
+            success: true,
+            message: 'success',
+            data: favorites.map((fav) => ({
+                id: fav.id,
+                folderId: fav.folderId,
+                folderName: fav.folderName,
+                folderCreatedAt: fav.folderCreatedAt,
+                folderTotalPairs: fav.folderTotalPairs,
+                folderOwnerId: fav.folderOwnerId,
+                folderOwnerName: fav.folderOwnerName,
+                folderOwnerUsername: fav.folderOwnerUsername,
+                favoritedAt: fav.favoritedAt,
+            })),
+        };
+    } catch (e) {
+        console.log(e);
+        return {
+            success: false,
+            message: 'Unknown error occured.',
+        };
+    }
+}

src/modules/folder/folder-action-dto.ts

@@ -84,3 +84,21 @@ export type ActionOutputCheckFavorite = {
         favoriteCount: number;
     };
 };
+
+export type ActionOutputUserFavorite = {
+    id: number;
+    folderId: number;
+    folderName: string;
+    folderCreatedAt: Date;
+    folderTotalPairs: number;
+    folderOwnerId: string;
+    folderOwnerName: string | null;
+    folderOwnerUsername: string | null;
+    favoritedAt: Date;
+};
+
+export type ActionOutputGetUserFavorites = {
+    message: string;
+    success: boolean;
+    data?: ActionOutputUserFavorite[];
+};

src/modules/folder/folder-repository-dto.ts

@@ -71,3 +71,21 @@ export type RepoOutputFavoriteStatus = {
   isFavorited: boolean;
   favoriteCount: number;
 };
+
+export interface RepoInputGetUserFavorites {
+  userId: string;
+  limit?: number;
+  offset?: number;
+}
+
+export type RepoOutputUserFavorite = {
+  id: number;
+  folderId: number;
+  folderName: string;
+  folderCreatedAt: Date;
+  folderTotalPairs: number;
+  folderOwnerId: string;
+  folderOwnerName: string | null;
+  folderOwnerUsername: string | null;
+  favoritedAt: Date;
+};

src/modules/folder/folder-repository.ts

@@ -11,6 +11,8 @@ import {
   RepoInputToggleFavorite,
   RepoInputCheckFavorite,
   RepoOutputFavoriteStatus,
+  RepoInputGetUserFavorites,
+  RepoOutputUserFavorite,
 } from "./folder-repository-dto";
 import { Visibility } from "../../../generated/prisma/enums";
 
@@ -272,3 +274,34 @@ export async function repoCheckFavorite(
     favoriteCount: count,
   };
 }
+
+export async function repoGetUserFavorites(input: RepoInputGetUserFavorites) {
+  const { userId, limit = 50, offset = 0 } = input;
+
+  const favorites = await prisma.folderFavorite.findMany({
+    where: { userId },
+    include: {
+      folder: {
+        include: {
+          _count: { select: { pairs: true } },
+          user: { select: { name: true, username: true } },
+        },
+      },
+    },
+    orderBy: { createdAt: "desc" },
+    take: limit,
+    skip: offset,
+  });
+
+  return favorites.map((fav) => ({
+    id: fav.id,
+    folderId: fav.folderId,
+    folderName: fav.folder.name,
+    folderCreatedAt: fav.folder.createdAt,
+    folderTotalPairs: fav.folder._count.pairs,
+    folderOwnerId: fav.folder.userId,
+    folderOwnerName: fav.folder.user.name,
+    folderOwnerUsername: fav.folder.user.username,
+    favoritedAt: fav.createdAt,
+  }));
+}