Removed open ai api key environment variable

[rkritika1508]

Summary

Target issue is #65.
Removed the Open AI API Key environment variable since it's not being used anywhere so far. It will be taken up in the future list of validators, so, we will add it then itself.

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

• Removed OPENAI_API_KEY configuration requirement from environment setup examples.

[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

Configuration used: defaults

Review profile: CHILL

Plan: Pro

📥 Commits

Reviewing files that changed from the base of the PR and between 2f7bd27 and b5de4a2.

📒 Files selected for processing (2)

• .env.example
• .env.test.example

💤 Files with no reviewable changes (2)

• .env.test.example
• .env.example

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📝 Walkthrough

Walkthrough

Removed OPENAI_API_KEY environment variable configuration and its associated comment from two example environment files (.env.example and .env.test.example). No functional code changes or runtime behavior modifications.

Changes

Cohort / File(s)	Summary
Environment Configuration Examples .env.example, .env.test.example	Removed OPENAI_API_KEY configuration line and preceding comment about doc transformation from both files.

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~2 minutes

Suggested labels

ready-for-review

Suggested reviewers

• nishika26

Poem

🐰 The example files hop so light,
No API keys in sight,
Cleaned up and neat,
The change complete!

🚥 Pre-merge checks | ✅ 3

✅ Passed checks (3 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The pull request title directly and accurately describes the main change: removing the OpenAI API key environment variable from example files.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.

_{✏️ Tip: You can configure your own custom pre-merge checks in the settings.}

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Post copyable unit tests in a comment
• Commit unit tests in branch feat/env-var-update

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