7210 : fix for gitgraph showBranches and showCommitLabel directives

[omkarht]

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Resolves #7210

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@mermaid-js/examples

npm i https://pkg.pr.new/mermaid-js/mermaid/@mermaid-js/examples@7217

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npm i https://pkg.pr.new/mermaid-js/mermaid@7217

@mermaid-js/layout-elk

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@mermaid-js/layout-tidy-tree

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commit: 9aadbe6

[codecov]

Codecov Report

❌ Patch coverage is 0% with 25 lines in your changes missing coverage. Please review.
✅ Project coverage is 3.56%. Comparing base (7b167cf) to head (9aadbe6).

Files with missing lines	Patch %	Lines
...kages/mermaid/src/diagrams/git/gitGraphRenderer.ts	0.00%	25 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##           develop   #7217   +/-   ##
=======================================
  Coverage     3.56%   3.56%           
=======================================
  Files          473     473           
  Lines        47566   47560    -6     
  Branches       734     734           
=======================================
  Hits          1696    1696           
+ Misses       45870   45864    -6     

Flag	Coverage Δ
unit	3.56% <0.00%> (+<0.01%)	⬆️

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

Files with missing lines	Coverage Δ
...kages/mermaid/src/diagrams/git/gitGraphRenderer.ts	0.00% <0.00%> (ø)

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Build	Status	Details	Updated (UTC)
default (Inspect)	⚠️ Changes detected (Review)	20 added	Dec 18, 2025, 12:58 PM