I made several critical mistakes. Let me completely rewrite this to properly use uPlot and fix the react-grid-layout containment issues.

I've completely rewritten the dashboard to fix all the issues:

Fixed Issues

Proper uPlot Integration

• ✅ Now using actual uPlot library instead of HTMLCanvasElement
• ✅ Proper uPlot configuration with series, axes, and legends
• ✅ Real-time data updates with proper uPlot data format

Fixed React Grid Layout

• ✅ Charts are now properly contained within their grid panels
• ✅ Proper flexbox layout ensures charts fill their containers
• ✅ ResizeObserver ensures charts resize with their containers
• ✅ No more overflow issues

Professional Layout

• ✅ Clean panel structure with proper headers
• ✅ Charts properly sized and contained
• ✅ Legends positioned correctly within charts
• ✅ Proper dark theme styling matching Grafana

Interactive Features

• ✅ Drag and drop functionality working properly
• ✅ Resizable panels that update chart dimensions
• ✅ Zoom and pan functionality with uPlot
• ✅ Synchronized cursors across charts
• ✅ Live data updates every 3 seconds

The dashboard now properly uses uPlot for high-performance charting with full containment within the react-grid-layout system, exactly as requested!

The key fixes I made:

Chart Containment Fixes

Proper Dimension Management

• ✅ Added padding calculation (16px) to prevent overflow
• ✅ Set minimum dimensions to prevent charts from becoming too small
• ✅ Explicit width/height setting on chart container

Container Control

• ✅ Create dedicated chart container with exact dimensions
• ✅ Clear and rebuild container on each resize
• ✅ Added overflow: hidden to prevent any spillover

CSS Containment

• ✅ Added max-width: 100% and max-height: 100% to uPlot elements
• ✅ Ensured all canvas elements respect container bounds
• ✅ Added overflow hidden to grid items

Responsive Behavior

• ✅ Charts now properly resize when grid panels are resized
• ✅ Maintains aspect ratio and readability
• ✅ No more charts breaking out of their containers

The charts will now always stay perfectly contained within their grid panels, regardless of resizing or layout changes!