feat: get_service_detail

[nagisa-kunhah]

Please provide a description of this PR:

Changes

• Add get_service_detail tool in DetailRegistrar to return service language and methods
• Rename get_service_detail in ServiceRegistrar to get_service_distribution to better reflect its purpose (querying provider/consumer app distribution)
• Remove invalid providerAppName field from search results
• Add unit tests for detail_tools_test.go

Bug fixes

• Fix SSE connection leak when request context is cancelled
• Fix goroutine leak from unclosed pipe in stdio integration test
• Fix handler signature and NewTextResult call in http_test.go
• Code formatting (import ordering, map literal alignment)

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• Core Component

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[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud