zennの完成と、Geminiのプロンプトの調整

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 36.36364% with 35 lines in your changes missing coverage. Please review.

Files with missing lines	Patch %	Lines
pkg/provider/zenn.go	48.57%	12 Missing and 6 partials :warning:
api/v1/provider/zenn.go	0.00%	15 Missing :warning:
pkg/provider/gemini.go	50.00%	1 Missing and 1 partial :warning:

@@            Coverage Diff             @@
##           master      #85      +/-   ##
==========================================
+ Coverage   15.35%   16.17%   +0.82%     
==========================================
  Files          49       51       +2     
  Lines        1244     1298      +54     
==========================================
+ Hits          191      210      +19     
- Misses       1021     1049      +28     
- Partials       32       39       +7     

Files with missing lines	Coverage Δ
pkg/utils/summarizeText.go	56.25% <100.00%> (ø)
pkg/provider/gemini.go	40.29% <50.00%> (+0.61%)	:arrow_up:
api/v1/provider/zenn.go	0.00% <0.00%> (ø)
pkg/provider/zenn.go	48.57% <48.57%> (ø)