- rename tick to ticker for clarity
- change infinite loop to range over ticker channel
- add defer statement to stop the ticker properly
- remove unnecessary channel receive operation
🤖
- add goroutine to remove stale clients from the connection pool
- update client struct to track `LastPong` time
- set write deadline for websocket connections
- move package variables and const to `vars.go`
- log additional information when broadcasting errors
🤖
