v1.0.0

Improvements

• Replace time.Time with mono-time to optimize duration calculation #461
• Change the log level of some logs from info to debug #463
• Optimize updating metrics to improve the performance by around 3% #467
• Reduce GC CPU usage by 1% in the case of plenty of connections #474
• Add metrics for traffic and handshake #477
• Add alert rules #481
• Support get JSON format config for /api/admin/config by setting Accept='application/json' in the request header #484

Fixes

• Fix that welcome logs may not printed #454
• Fix that rebalance may not work after session migrations are interrupted #459
• Fix the bug that the config file may not be reloaded if the directory is removed and recreated immediately #475
• Fix panic when a TiDB fails during session migration #486
• Fix the bug that some goroutines are not recovered after they panic #488