chore: import upstream snapshot with attribution

docs/adapters/browser/nowcoder.md

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+# 牛客网 (Nowcoder)
+
+**Mode**: 🌐 / 🔐 · **Domain**: `nowcoder.com`
+
+## Commands
+
+| Command | Description |
+|---------|-------------|
+| `opencli nowcoder hot` | Hot search ranking |
+| `opencli nowcoder trending` | Trending posts |
+| `opencli nowcoder topics` | Hot discussion topics |
+| `opencli nowcoder recommend` | Recommended feed |
+| `opencli nowcoder creators` | Top content creators leaderboard |
+| `opencli nowcoder companies` | Hot companies for interview prep |
+| `opencli nowcoder jobs` | Career category listing |
+| `opencli nowcoder search <query>` | Full-text search (type: all/post/question/user/job) |
+| `opencli nowcoder suggest <query>` | Search suggestions |
+| `opencli nowcoder experience` | Interview experience posts |
+| `opencli nowcoder referral` | Internal referral posts |
+| `opencli nowcoder salary` | Salary disclosure posts |
+| `opencli nowcoder papers` | Interview question bank by company & job |
+| `opencli nowcoder practice` | Categorized practice questions with progress |
+| `opencli nowcoder notifications` | Unread message summary |
+| `opencli nowcoder detail <id>` | Post detail view (supports ID / UUID / URL) |
+
+## Usage Examples
+
+```bash
+# Hot search ranking
+opencli nowcoder hot --limit 10
+
+# Search for interview experiences
+opencli nowcoder search "bilibili" --type post --limit 5
+
+# Search suggestions
+opencli nowcoder suggest "java"
+
+# Browse interview experience posts
+opencli nowcoder experience --limit 10
+
+# View a specific post detail (using UUID from list commands)
+opencli nowcoder detail 2b6b64d4adb34ea3838e832ae4447ab1
+
+# Interview question bank for Java at Huawei
+opencli nowcoder papers --job 11002 --company 239
+
+# Practice questions for software development
+opencli nowcoder practice --job 11226 --limit 10
+
+# Hot companies for C++ positions
+opencli nowcoder companies --job 11003
+
+# JSON output
+opencli nowcoder trending -f json
+
+# Verbose mode
+opencli nowcoder hot -v
+```
+
+## Prerequisites
+
+- **Public commands** (hot, trending, topics, recommend, creators, companies, jobs): No login required
+- **Cookie commands** (all others): Chrome running and **logged into** nowcoder.com, [Browser Bridge extension](/guide/browser-bridge) installed