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/minimal-chart/page.tsx

@@ -21,9 +21,8 @@ export default function MinimalChartTest() {
         console.log('Lightweight charts loaded:', LightweightCharts)
         setStatus('Charts library loaded')
         
-        const { createChart, CandlestickSeries } = LightweightCharts
+        const { createChart } = LightweightCharts
         console.log('createChart:', typeof createChart)
-        console.log('CandlestickSeries:', CandlestickSeries)
         
         setStatus('Creating chart...')
         const chart = createChart(chartContainerRef.current!, {
@@ -34,7 +33,7 @@ export default function MinimalChartTest() {
         setStatus('Chart created')
         
         setStatus('Adding series...')
-        const series = chart.addSeries(CandlestickSeries, {})
+        const series = chart.addCandlestickSeries({})
         console.log('Series created:', series)
         setStatus('Series added')