docs: Comprehensive documentation for 25+ providers + Qwen OAuth

Restructured documentation to highlight both key features:

FEATURE 1: Qwen OAuth Cross-Platform Import (FREE)
- 2,000 requests/day free tier
- Works with ALL Claw platforms
- Browser OAuth via qwen.ai
- Model: Qwen3-Coder

FEATURE 2: 25+ OpenCode-Compatible Providers
- Major AI Labs: Anthropic, OpenAI, Google, xAI, Mistral
- Cloud Platforms: Azure, AWS Bedrock, Google Vertex
- Fast Inference: Groq, Cerebras
- Gateways: OpenRouter (100+ models), Together AI
- Local: Ollama, LM Studio, vLLM

Provider Tiers:
1. FREE: Qwen OAuth
2. Major Labs: Anthropic, OpenAI, Google, xAI, Mistral
3. Cloud: Azure, Bedrock, Vertex
4. Fast: Groq, Cerebras
5. Gateways: OpenRouter, Together AI, Vercel
6. Specialized: Perplexity, Cohere, GitLab, GitHub
7. Local: Ollama, LM Studio, vLLM

Platforms with full support:
- Qwen Code (native OAuth)
- OpenClaw, NanoBot, PicoClaw, ZeroClaw (import OAuth)

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

README.md

@@ -26,12 +26,12 @@
 
 </div>
 
-## Skills Index
+## Skills Index (8 Skills)
 
 ### AI & Automation
 | Skill | Description | Status |
 |-------|-------------|--------|
-| [🦞 Claw Setup](./skills/claw-setup/) | AI Agent deployment + **FREE Qwen OAuth import** for ANY platform | ✅ Production Ready |
+| [🦞 Claw Setup](./skills/claw-setup/) | AI Agent deployment + **25+ providers** + **FREE Qwen OAuth** | ✅ Production Ready |
 
 ### System Administration
 | Skill | Description | Status |
@@ -58,40 +58,44 @@
 
 ---
 
-## ⭐ Featured: Claw Setup with FREE Qwen OAuth Import
+## ⭐ Featured: Claw Setup
 
-**Use Qwen's FREE tier (2,000 req/day) with ANY platform:**
+### Two Powerful Features
 
-```
-1. Get Qwen OAuth (FREE)
-   $ npm install -g @qwen-code/qwen-code@latest
-   $ qwen
-   $ /auth  →  Select "Qwen OAuth" → Browser login
+**1. FREE Qwen OAuth (2,000 req/day)**
+- Works with: OpenClaw, NanoBot, PicoClaw, ZeroClaw
+- Model: Qwen3-Coder (coding-optimized)
+- No API key needed
 
-2. Import to ANY Platform
-   $ source ~/.qwen/.env && openclaw
-   $ source ~/.qwen/.env && nanobot gateway
-   $ source ~/.qwen/.env && picoclaw gateway
-   $ source ~/.qwen/.env && zeroclaw gateway
+**2. 25+ OpenCode-Compatible Providers**
+- Major labs: Anthropic, OpenAI, Google, xAI, Mistral
+- Cloud: Azure, AWS Bedrock, Google Vertex
+- Fast: Groq, Cerebras
+- Gateways: OpenRouter (100+ models)
+- Local: Ollama, LM Studio
+
+### Quick Start
+
+```bash
+# FREE Qwen OAuth
+npm install -g @qwen-code/qwen-code@latest
+qwen && /auth
+
+# Import to any platform
+source ~/.qwen/.env && openclaw
+source ~/.qwen/.env && nanobot gateway
+source ~/.qwen/.env && zeroclaw gateway
 ```
 
-### Platforms with Qwen OAuth Support
+### Platforms Supported
 
-| Platform | Qwen OAuth | Memory | Best For |
-|----------|------------|--------|----------|
-| Qwen Code | ✅ Native | ~200MB | Coding |
-| OpenClaw | ✅ Import | >1GB | Full-featured |
-| NanoBot | ✅ Import | ~100MB | Research |
-| PicoClaw | ✅ Import | <10MB | Embedded |
-| ZeroClaw | ✅ Import | <5MB | Performance |
-
-### Free Tier Limits
-
-| Metric | Limit |
-|--------|-------|
-| Requests/day | **2,000** |
-| Requests/minute | 60 |
-| Cost | **FREE** |
+| Platform | Qwen OAuth | All Providers | Memory |
+|----------|------------|---------------|--------|
+| Qwen Code | ✅ Native | ✅ | ~200MB |
+| OpenClaw | ✅ Import | ✅ | >1GB |
+| NanoBot | ✅ Import | ✅ | ~100MB |
+| PicoClaw | ✅ Import | ✅ | <10MB |
+| ZeroClaw | ✅ Import | ✅ | <5MB |
 
 ---
 
@@ -99,7 +103,7 @@
 
 ```
 "Setup OpenClaw with FREE Qwen OAuth"
-"Import Qwen OAuth to NanoBot"
+"Configure Claw with all 25+ providers"
 "Run ram optimizer on my server"
 "Scan this directory for leaked secrets"
 ```