Launch breakpoint split view directly from alignments feature details

[cmdcolin]

this way, you don't strictly need a VCF track to do so

Fixes #4214
Fixes #689

[codecov]

Codecov Report

Attention: 157 lines in your changes are missing coverage. Please review.

❗ No coverage uploaded for pull request base (main@cdd6716). Click here to learn what that means.

Files	Patch %	Lines
...tsFeatureDetail/LaunchBreakpointSplitViewPanel.tsx	6.25%	30 Missing ⚠️
...c/AlignmentsFeatureDetail/BreakendOptionDialog.tsx	0.00%	27 Missing ⚠️
...ments/src/AlignmentsFeatureDetail/getSAFeatures.ts	0.00%	23 Missing ⚠️
...gnmentsFeatureDetail/launchBreakpointSplitView.tsx	0.00%	22 Missing ⚠️
...ariants/src/VariantFeatureWidget/BreakendPanel.tsx	5.26%	18 Missing ⚠️
.../src/VariantFeatureWidget/BreakendOptionDialog.tsx	0.00%	12 Missing ⚠️
...nts/src/AlignmentsFeatureDetail/SuppAlignments.tsx	0.00%	10 Missing ⚠️
...ignments/src/AlignmentsFeatureDetail/Formatter.tsx	66.66%	5 Missing ⚠️
...lignments/src/AlignmentsFeatureDetail/PairLink.tsx	0.00%	5 Missing ⚠️
...ignmentsFeatureDetail/SuppAlignmentsLocStrings.tsx	0.00%	3 Missing ⚠️
... and 1 more

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #4215   +/-   ##
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  Coverage        ?   62.65%           
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  Files           ?     1084           
  Lines           ?    31311           
  Branches        ?     7469           
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  Hits            ?    19617           
  Misses          ?    11523           
  Partials        ?      171           

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