feature: 通知中心接入 (closed #2059)

[wyyalt]

PR

CheckList（PR Assigners）

确认已完成以下操作：

• 已将分支与当前合入分支同步
• 已在关联 Issue 中补充「功能自测」部分内容
• 已更新关联 Issue 的状态 backlog -> todo -> for test -> tested（需通过测试同学测试） -> done
• 将 PR 添加上 pr/reviewable

CheckList（PR Reviewers）

确认已完成以下操作：

• 检查关联 Issue 「功能自测」部分内容
• 必要时打回 pr/reviewable，要求重新修改
• 及时 Approve

[codecov-commenter]

Codecov Report

Attention: 2 lines in your changes are missing coverage. Please review.

Comparison is base (4eb9bc1) 74.71% compared to head (beb4773) 74.69%.

Files	Patch %	Lines
apps/node_man/apps.py	77.77%	2 Missing ⚠️

Additional details and impacted files

@@              Coverage Diff               @@
##           v2.4.4-dev    #2064      +/-   ##
==============================================
- Coverage       74.71%   74.69%   -0.02%     
==============================================
  Files             404      404              
  Lines           28248    28259      +11     
==============================================
+ Hits            21105    21109       +4     
- Misses           7143     7150       +7     

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