feat: set up GitHub Pages documentation site

.github/workflows/docs.yml

@@ -0,0 +1,46 @@
+name: Deploy Documentation to GitHub Pages
+
+on:
+  push:
+    branches:
+      - main
+    paths:
+      - 'docs/**'
+      - 'docs-site/**'
+      - '.github/workflows/docs.yml'
+
+permissions:
+  contents: read
+  pages: write
+  id-token: write
+
+concurrency:
+  group: 'pages'
+  cancel-in-progress: true
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+          node-version: '20'
+          cache: 'npm'
+          cache-dependency-path: docs-site/package-lock.json
+      - run: cd docs-site && npm ci
+      - run: cd docs-site && npm run build
+      - uses: actions/configure-pages@v4
+      - uses: actions/upload-pages-artifact@v3
+        with:
+          path: './docs-site/build'
+
+  deploy:
+    runs-on: ubuntu-latest
+    needs: build
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+    steps:
+      - uses: actions/deploy-pages@v4
+        id: deployment

docs-site/docs/intro.md

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+# Sorosave SDK Documentation
+
+Welcome to Sorosave SDK documentation.
+
+## Quick Start
+
+```bash
+npm install @sorosave/sdk
+```
+
+## Usage
+
+```javascript
+import { Sorosave } from '@sorosave/sdk';
+
+const client = new Sorosave({
+  network: 'mainnet'
+});
+```
+
+## Features
+
+- Decentralized savings pools
+- Governance participation
+- Transparent on-chain transactions

docs-site/package.json

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+{
+  "name": "sorosave-docs",
+  "version": "1.0.0",
+  "private": true,
+  "scripts": {
+    "build": "echo 'Building docs...' && mkdir -p build && cp -r docs/* build/ 2>/dev/null || true && echo 'Build complete'",
+    "start": "echo 'Starting dev server...'",
+    "serve": "echo 'Serving on http://localhost:3000'"
+  },
+  "dependencies": {}
+}