feat(provider): Add Google GCP support

[Prajna1999]

Closes #1149

Summary

• Before: No support for Google GCP as a provider.
• Now: Added Google GCP as a provider for credential registration.
• Implemented provider logic.
• Updated integration tests.

Checklist

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• Ran fastapi run --reload app/main.py or docker compose up in the repository root and test.
• If you've fixed a bug or added code that is tested and has test cases.

Notes

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Original PR description

Issue

Closes #PLEASE_TYPE_ISSUE_NUMBER

Summary

Explain the motivation for making this change. What existing problem does the pull request solve?

Checklist

Before submitting a pull request, please ensure that you mark these task.

• Ran fastapi run --reload app/main.py or docker compose up in the repository root and test.
• If you've fixed a bug or added code that is tested and has test cases.

Notes

Please add here if any other information is required for the reviewer.

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[github-actions]

OpenAPI changes   🔴 6 breaking changes

Caution

Downstream consumers may need an update before merging.

Breaking changes  ·  6

	Method	Path	Change
🔴	GET	/api/v1/models	added the new google-gcp enum value to the data/anyOf[subschema #1: ModelConfigListPublic]/data/items/provider response property for the response status 200
🔴	PATCH	/api/v1/models	added the new google-gcp enum value to the data/anyOf[subschema #1]/items/provider response property for the response status 200
🔴	POST	/api/v1/models	added the new google-gcp enum value to the data/anyOf[subschema #1]/items/provider response property for the response status 201
🔴	GET	/api/v1/models/grouped	added the new google-gcp enum value to the data/anyOf[subschema #1]/additionalProperties/items/provider response property for the response status 200
🔴	GET	/api/v1/models/{provider}/{model_name}	added the new google-gcp enum value to the data/anyOf[subschema #1: ModelConfigPublic]/provider response property for the response status 200
🔴	PATCH	/api/v1/models/{provider}/{model_name}	added the new google-gcp enum value to the data/anyOf[subschema #1: ModelConfigPublic]/provider response property for the response status 200

Full changelog  ·  21

	Method	Path	Change
🔴	GET	/api/v1/models	added the new google-gcp enum value to the data/anyOf[subschema #1: ModelConfigListPublic]/data/items/provider response property for the response status 200
🔴	PATCH	/api/v1/models	added the new google-gcp enum value to the data/anyOf[subschema #1]/items/provider response property for the response status 200
🔴	POST	/api/v1/models	added the new google-gcp enum value to the data/anyOf[subschema #1]/items/provider response property for the response status 201
🔴	GET	/api/v1/models/grouped	added the new google-gcp enum value to the data/anyOf[subschema #1]/additionalProperties/items/provider response property for the response status 200
🔴	GET	/api/v1/models/{provider}/{model_name}	added the new google-gcp enum value to the data/anyOf[subschema #1: ModelConfigPublic]/provider response property for the response status 200
🔴	PATCH	/api/v1/models/{provider}/{model_name}	added the new google-gcp enum value to the data/anyOf[subschema #1: ModelConfigPublic]/provider response property for the response status 200
🟢	POST	/api/v1/configs	added the new google-gcp enum value to the request property config_blob/completion/anyOf[subschema #2: KaapiCompletionConfig]/provider/anyOf[subschema #1]/
🟢	POST	/api/v1/configs	added the new google-gcp-native enum value to the request property config_blob/completion/anyOf[subschema #1: NativeCompletionConfig]/provider
🟢	POST	/api/v1/llm/call	added the new google-gcp enum value to the request property config/blob/anyOf[subschema #1: ConfigBlob]/completion/anyOf[subschema #2: KaapiCompletionConfig]/provider/anyOf[subschema #1]/
🟢	POST	/api/v1/llm/call	added the new google-gcp-native enum value to the request property config/blob/anyOf[subschema #1: ConfigBlob]/completion/anyOf[subschema #1: NativeCompletionConfig]/provider
🟢	POST	/api/v1/llm/chain	added the new google-gcp enum value to the request property blocks/items/config/blob/anyOf[subschema #1: ConfigBlob]/completion/anyOf[subschema #2: KaapiCompletionConfig]/provider/anyOf[subschema #1]/
🟢	POST	/api/v1/llm/chain	added the new google-gcp-native enum value to the request property blocks/items/config/blob/anyOf[subschema #1: ConfigBlob]/completion/anyOf[subschema #1: NativeCompletionConfig]/provider
🟢	POST	/api/v1/llm/chain/sts	added the new google-gcp enum value to the request property stt_provider/anyOf[subschema #1]/
🟢	POST	/api/v1/llm/chain/sts	added the new google-gcp enum value to the request property tts_provider/anyOf[subschema #1]/
🟢	GET	/api/v1/models	added the enum value google-gcp to the property anyOf[subschema #1: Provider]/ of the query request parameter provider
🟢	PATCH	/api/v1/models	added the new google-gcp enum value to the request property items/provider
🟢	POST	/api/v1/models	added the new google-gcp enum value to the request property anyOf[subschema #1: ModelConfigCreate]/provider
🟢	POST	/api/v1/models	added the new google-gcp enum value to the request property anyOf[subschema #2]/items/provider
🟢	DELETE	/api/v1/models/{provider}/{model_name}	added the new enum value google-gcp to the path request parameter provider
🟢	GET	/api/v1/models/{provider}/{model_name}	added the new enum value google-gcp to the path request parameter provider
🟢	PATCH	/api/v1/models/{provider}/{model_name}	added the new enum value google-gcp to the path request parameter provider

_{main ↔ d7392564 · generated by oasdiff}

[codecov]

Codecov Report

❌ Patch coverage is 95.23810% with 3 lines in your changes missing coverage. Please review.

Files with missing lines	Patch %	Lines
backend/app/services/llm/mappers.py	0.00%	3 Missing ⚠️

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