fix: add nil check in deer-go LoggerCallback to prevent blocking #89
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这个是要防止 panic 吗， 如果是 nil 的话应该不会 block？ |
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What type of PR is this?
fix
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(Optional) More detailed description for this PR(en: English/zh: Chinese).
en:
This PR fixes a potential blocking issue in the LoggerCallback component by adding a nil check before writing to the Out channel. Due to the Out channel not being set in server mode, the server mode of deer-go is unable to run properly.
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(Optional) Which issue(s) this PR fixes:
Fixes #87 #88
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