Gotraceui v0.3.0

• Added support for traces produced by Go 1.21
• Improved the formatting of durations in statistics
• Made minor improvements to visual appearance
• Replaced foldables with a tabbed interface
• Allow selecting and copying stack traces
• Added list of spans to goroutine panel
• Added parent goroutine to goroutine panel
• Added statistics to spans panel
• Added individual spans' stack traces in spans panel
• Added function panel
• Navigating to timestamps now places them at the configured axis origin
• Fixed ctrl+scroll zooming on Windows
• Fixed a crash when loading traces that start in the middle of a task
• Truncate long span labels instead of hiding them
• Added a button to select all instances of a user region
• Added histograms
• Stop-the-world spans now display the reason for the STW
• Made various performance improvements
• Drastically lowered memory usage for traces with a lot of deep call stacks
• Holding shift while scrolling vertically will cause horizontal scrolling, and vice versa
• The info panel of user regions now displays events that occurred on the goroutine during said regions
• Improved accuracy of computation of durations of merged spans
• Added more features to the context menu of span links
• Expensive computations, such as creating goroutine statistics, now run in the background and no longer prevent the UI from updating.