Replace api theme variable

[iamkamleshrangi]

Update the variable throughout all relevant locations and conduct thorough testing to ensure seamless rendering of all OpenAPI documentation tools, including Swagger, Redoc, and Elements.

Summary by CodeRabbit

• Refactor

  • Renamed the theme parameter across various modules from api_theme to openapi_theme to better reflect its purpose.

• Documentation

  • Updated references from API_THEMES to OPENAPI_THEMES and from DEFAULT_API_THEME to DEFAULT_OPENAPI_THEME in documentation and configurations to align with the new naming convention.

[coderabbitai[bot]]

Walkthrough

The changes reflect a consistent update across several files, where the parameter api_theme has been renamed to openapi_theme. This suggests an effort to standardize the naming convention and improve clarity regarding the theming of OpenAPI documentation within the codebase.

Changes

File Path	Change Summary
examples/response_validation.py, examples/schema_validation.py	Renamed api_theme to openapi_theme and removed an empty line in one file, and modified the parameter within a function call in the other file.
responder/api.py	Renamed api_theme to openapi_theme in API class constructor and __init__ method.
responder/ext/schema/__init__.py, responder/statics.py	Updated variable and import names related to API themes to OpenAPI themes.

🐇🎉 To openapi_theme we hop and switch, From api_theme, without a glitch. Renaming fields, with care we thread, A clearer path, the rabbits led. 🌟

Thank you for using CodeRabbit. We offer it for free to the OSS community and would appreciate your support in helping us grow. If you find it useful, would you consider giving us a shout-out on X ?

---

Tips

### Chat with CodeRabbit Bot (`@coderabbitai`) - You can reply to a review comment made by CodeRabbit. - You can tag CodeRabbit on specific lines of code or files in the PR by tagging `@coderabbitai` in a comment. - You can tag `@coderabbitai` in a PR comment and ask one-off questions about the PR and the codebase. Use quoted replies to pass the context for follow-up questions. ### CodeRabbit Commands (invoked as PR comments) - `@coderabbitai pause` to pause the reviews on a PR. - `@coderabbitai resume` to resume the paused reviews. - `@coderabbitai review` to trigger a review. This is useful when automatic reviews are disabled for the repository. - `@coderabbitai resolve` resolve all the CodeRabbit review comments. - `@coderabbitai help` to get help. Additionally, you can add `@coderabbitai ignore` anywhere in the PR description to prevent this PR from being reviewed. ### CodeRabbit Configration File (`.coderabbit.yaml`) - You can programmatically configure CodeRabbit by adding a `.coderabbit.yaml` file to the root of your repository. - The JSON schema for the configuration file is available [here](https://coderabbit.ai/integrations/coderabbit-overrides.v2.json). - If your editor has YAML language server enabled, you can add the path at the top of this file to enable auto-completion and validation: `# yaml-language-server: $schema=https://coderabbit.ai/integrations/coderabbit-overrides.v2.json`