ESP8266WiFi - document event handler lifetime, add [[nodiscard]] #9087
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hasenradball
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Nov 18, 2024
…8266#9087) * disallow not assigning wifieventhandler somewhere * fix markdown syntax in rst * mention lifetime in example and docs
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See #9086 (comment) / @srvmgr
resolve #9086
Mention that the object should either be global or static, and that the callback must be called from either setup() or after it is done.
Mark event methods as
[[nodiscard]]to add a warning when building without assigning them anywhere