fix: corrected effect validation's convertion

[MathurAditya724]

• Added tests
• Updated the default conversion function

[Copilot]

Pull Request Overview

This PR fixes the conversion of Effect validation schemas to OpenAPI format by updating the default conversion function to handle Effect's specific JSON schema structure with $ref and $defs properties.

• Added support for Effect schemas that use $ref references with $defs definitions
• Implemented proper handling of Effect's schema reference format by converting internal references to OpenAPI component references
• Added comprehensive tests to validate Effect schema conversion functionality

Reviewed Changes

Copilot reviewed 4 out of 5 changed files in this pull request and generated 2 comments.

File	Description
tests/effect.test.ts	Added test cases for basic Effect schemas and schemas with metadata/identifiers
tests/snapshots/effect.test.ts.snap	Generated snapshots showing expected OpenAPI output for Effect schema conversions
src/vendors/convert.ts	Enhanced conversion logic to handle Effect schemas with $ref and $defs properties
package.json	Added Effect library as dependency and bumped version to 0.2.5

Files not reviewed (1)

• pnpm-lock.yaml: Language not supported

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[Copilot]

The Effect dependency should be moved to peerDependencies instead of devDependencies since the library needs to handle Effect schemas at runtime. Libraries that process schemas from other libraries typically declare those as peer dependencies.