feat(Spanner): integrate SourceConfigParser to centralize shard configuration loading for SourceDbToSpanner pipelines.

[pratickchokhani]

No description provided.

[codecov]

Codecov Report

❌ Patch coverage is 82.35294% with 27 lines in your changes missing coverage. Please review.
✅ Project coverage is 62.96%. Comparing base (f66b280) to head (453a9f9).
⚠️ Report is 20 commits behind head on main.

Files with missing lines	Patch %	Lines
...loud/teleport/v2/templates/PipelineController.java	11.76%	15 Missing ⚠️
...cloud/teleport/v2/templates/SourceDbToSpanner.java	0.00%	5 Missing ⚠️
...r/migrations/source/config/SourceConfigParser.java	89.36%	2 Missing and 3 partials ⚠️
...ud/teleport/v2/options/OptionsToConfigBuilder.java	92.30%	1 Missing ⚠️
...tions/source/config/CassandraConnectionConfig.java	75.00%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##               main    #3854      +/-   ##
============================================
+ Coverage     54.96%   62.96%   +7.99%     
+ Complexity     6925     2264    -4661     
============================================
  Files          1096      513     -583     
  Lines         67353    29944   -37409     
  Branches       7558     3298    -4260     
============================================
- Hits          37021    18854   -18167     
+ Misses        27857    10098   -17759     
+ Partials       2475      992    -1483     

Components	Coverage Δ
spanner-templates	79.59% <82.35%> (+4.78%)	⬆️
spanner-import-export	∅ <ø> (∅)
spanner-live-forward-migration	90.15% <94.91%> (+2.76%)	⬆️
spanner-live-reverse-replication	82.78% <94.91%> (+3.98%)	⬆️
spanner-bulk-migration	92.34% <82.35%> (+1.37%)	⬆️
gcs-spanner-dv	90.38% <94.91%> (+4.63%)	⬆️

Files with missing lines	Coverage Δ
...ud/teleport/v2/spanner/migrations/shard/Shard.java	83.58% <100.00%> (+5.99%)	⬆️
...igrations/source/config/AstraConnectionConfig.java	100.00% <100.00%> (ø)
...nner/migrations/source/config/JdbcShardConfig.java	100.00% <100.00%> (ø)
...2/spanner/migrations/source/config/SourceType.java	100.00% <100.00%> (ø)
...er/migrations/utils/SecretManagerAccessorImpl.java	95.00% <100.00%> (+45.00%)	⬆️
...t/v2/spanner/migrations/utils/ShardFileReader.java	86.84% <100.00%> (-2.05%)	⬇️
...ud/teleport/v2/options/OptionsToConfigBuilder.java	89.25% <92.30%> (-4.87%)	⬇️
...tions/source/config/CassandraConnectionConfig.java	75.00% <75.00%> (ø)
...cloud/teleport/v2/templates/SourceDbToSpanner.java	37.14% <0.00%> (+1.03%)	⬆️
...r/migrations/source/config/SourceConfigParser.java	89.36% <89.36%> (ø)
... and 1 more

... and 625 files with indirect coverage changes

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.