Feature: 为事件响应器添加更多源码信息

[yanyongyu]

related to #2295

[codecov]

Codecov Report

Merging #2351 (bdfed3a) into master (2bd377a) will increase coverage by 0.14%.
Report is 2 commits behind head on master.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master    #2351      +/-   ##
==========================================
+ Coverage   90.52%   90.67%   +0.14%     
==========================================
  Files          46       46              
  Lines        3379     3421      +42     
==========================================
+ Hits         3059     3102      +43     
+ Misses        320      319       -1     

Flag	Coverage Δ
unittests	90.67% <100.00%> (+0.14%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files Changed	Coverage Δ
nonebot/internal/matcher/__init__.py	100.00% <100.00%> (ø)
nonebot/internal/matcher/matcher.py	97.43% <100.00%> (+0.37%)	⬆️
nonebot/matcher.py	100.00% <100.00%> (ø)
nonebot/plugin/on.py	99.25% <100.00%> (+<0.01%)	⬆️
nonebot/utils.py	89.13% <100.00%> (+0.62%)	⬆️

... and 1 file with indirect coverage changes

[github-actions]

🚀 Deployed on https://deploy-preview-2351--nonebot2.netlify.app