• Adds version display to the web UI home screen for all three components for clarity with style alerting when key versions mismatch.
• Also added hooks for APM to support API tuning and some backwards-compatible changes to the API for additional debugging clarity.
• Refactored build configuration into yaml files for greater extensibility.
• Updated web UI dependencies.
• Drop support for Python 3.5 now that is has passed its end-of-life date.
• Adds official support for Python 3.9 now that the DS stack libraries have released with 3.9 support as well.