fix: timeframe handling and progress tracking improvements

- Fix timeframe parameter handling in enhanced-screenshot API route
- Support both 'timeframe' (singular) and 'timeframes' (array) parameters
- Add proper sessionId propagation for real-time progress tracking
- Enhance MACD analysis prompt with detailed crossover definitions
- Add progress tracker service with Server-Sent Events support
- Fix Next.js build errors in chart components (module variable conflicts)
- Change dev environment port from 9000:3000 to 9001:3000
- Improve AI analysis layout detection logic
- Add comprehensive progress tracking through all service layers

app/cdn-test/page.tsx

@@ -11,7 +11,7 @@ export default function StandaloneTest() {
         setStatus('Testing CDN version...')
         
         // Try using the CDN version instead
-        if (typeof window !== 'undefined' && !window.LightweightCharts) {
+        if (typeof window !== 'undefined' && !(window as any).LightweightCharts) {
           setStatus('Loading CDN script...')
           
           const script = document.createElement('script')
@@ -24,7 +24,7 @@ export default function StandaloneTest() {
             setStatus('CDN load failed')
           }
           document.head.appendChild(script)
-        } else if (window.LightweightCharts) {
+        } else if ((window as any).LightweightCharts) {
           setStatus('CDN already loaded, creating chart...')
           createChartWithCDN()
         }