feat: skill expansion — browser, security, SQL, files (16 skills total)

Novas skills instaladas:
- openclaw-agent-browser   v1.0.0  CLI Chromium — navegação, login, screenshots, state
- skill-security-audit    v1.0.0  SAST scanning, prompt injection, secrets audit
- sql-toolkit             v1.0.0  PostgreSQL/MySQL/SQLite — schema, query, otimização
- file                    v1.0.0  Organização de arquivos por contexto
- file-summary            v1.0.0  Extração e resumo de PDFs, Word, Excel

Workspace expandido:
- TOOLS.md: +Browser automation, Security audit, SQL, File management
- AGENTS.md: +Linux Analyst section (comandos, logs, rede, scripts) + Full-stack strategy
- MEMORY.md: 16 skills indexadas, stack map, comandos Linux ref
- SESSION-STATE.md: atualizado com contexto completo
- lock.json: sincronizado com 16 skills instaladas

skills/xcloud-docker-deploy/examples/laravel-app.md

@@ -0,0 +1,59 @@
+# Example: Fresh Laravel App → xCloud Native Deploy
+
+## Project structure detected
+- composer.json ✓
+- artisan ✓
+
+Detected: Laravel | Recommended: xCloud Native
+
+## Step 1 — Prepare .env.example
+
+```env
+APP_NAME=MyLaravelApp
+APP_ENV=production
+APP_KEY=
+APP_DEBUG=false
+APP_URL=https://yourdomain.com
+
+DB_CONNECTION=mysql
+DB_HOST=
+DB_PORT=3306
+DB_DATABASE=
+DB_USERNAME=
+DB_PASSWORD=
+
+CACHE_DRIVER=file
+QUEUE_CONNECTION=sync
+SESSION_DRIVER=file
+```
+
+## Step 2 — Add to .gitignore
+```
+.env
+/vendor
+/node_modules
+/public/storage
+/storage/*.key
+```
+
+## Step 3 — Push to GitHub
+```bash
+git init && git add . && git commit -m "Initial commit"
+git remote add origin https://github.com/OWNER/REPO.git
+git push -u origin main
+```
+
+## Step 4 — Deploy in xCloud
+1. Server → New Site → Laravel tab
+2. Connect GitHub repo, PHP version: 8.2
+3. Deploy hooks:
+   ```
+   composer install --no-dev --optimize-autoloader
+   php artisan config:cache
+   php artisan route:cache
+   php artisan view:cache
+   php artisan migrate --force
+   php artisan storage:link
+   ```
+4. Add env vars — APP_KEY from `php artisan key:generate --show`
+5. Deploy