SK-2502 fix the request and response in connections

[skyflow-bharti]

Why:
Connections should be able to handle different type of request and response content type

[github-actions]

✅ Gitleaks Findings: No secrets detected. Safe to proceed!

[github-actions]

Semgrep Findings: Issues with Error level severity are found (Error is Highest severity in Semgrep), Please resolve the issues before merging.

[github-actions]

GoSec Findings: No issues found, Good to merge.

[github-actions]

✅ Gitleaks Findings: No secrets detected. Safe to proceed!

[github-actions]

Semgrep Findings: Issues with Error level severity are found (Error is Highest severity in Semgrep), Please resolve the issues before merging.

[github-actions]

GoSec Findings: No issues found, Good to merge.

[github-actions]

✅ Gitleaks Findings: No secrets detected. Safe to proceed!

[github-actions]

Semgrep Findings: Issues with Error level severity are found (Error is Highest severity in Semgrep), Please resolve the issues before merging.

[github-actions]

GoSec Findings: No issues found, Good to merge.

[Copilot]

Pull request overview

Updates the connection invocation flow to support multiple request/response content types (JSON, XML, urlencoded, multipart, text).

Changes:

• Generalize InvokeConnectionRequest.Body and InvokeConnectionResponse.Data to interface{} to allow non-JSON payloads.
• Add request serialization + response parsing for XML, urlencoded, multipart, and text content types.
• Extend controller tests to cover many content-type/body combinations and parsing behaviors.

Reviewed changes

Copilot reviewed 8 out of 8 changed files in this pull request and generated 9 comments.

Show a summary per file

File	Description
v2/utils/messages/info_logs.go	Adjusts bearer-token expired log message text.
v2/utils/messages/error_logs.go	Adds an “invalid XML format” log constant.
v2/utils/error/message.go	Adds an “invalid XML format” SDK error message constant.
v2/utils/common/common.go	Loosens request/response payload types and adds content-type enums.
v2/internal/vault/controller/connection_controller.go	Implements multi-content-type request build + response parse logic.
v2/internal/validation/validations.go	Updates validation to handle non-map request bodies.
v2/internal/vault/controller/controller_test.go	Adds extensive test coverage for new content-type handling.
v2/client/service_test.go	Updates expectations for connection invoke response behavior.

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