feat: add database provider abstraction

[aabrius]

Summary

• Adds UserProvider entity for multi-provider authentication
• Implements findByProviderId in UsersService
• Supports both single provider ID and array of provider IDs
• Adds 30 unit tests for entity and service

Test plan

• Run npm test -- --testPathPattern="user-provider.entity|users.service.provider" to verify all tests pass
• Verify database migrations work correctly

🤖 Generated with Claude Code

[coderabbitai]

Warning

Rate limit exceeded

@aabrius has exceeded the limit for the number of commits or files that can be reviewed per hour. Please wait 28 minutes and 35 seconds before requesting another review.

⌛ How to resolve this issue?

After the wait time has elapsed, a review can be triggered using the @coderabbitai review command as a PR comment. Alternatively, push new commits to this PR.

We recommend that you space out your commits to avoid hitting the rate limit.

🚦 How do rate limits work?

CodeRabbit enforces hourly rate limits for each developer per organization.

Our paid plans have higher rate limits than the trial, open-source and free plans. In all cases, we re-allow further reviews after a brief timeout.

Please see our FAQ for further information.

📥 Commits

Reviewing files that changed from the base of the PR and between 793cb77 and 22de1aa.

📒 Files selected for processing (10)

• apps/backend/package.json (1 hunks)
• apps/backend/src/database/migrations/1760000000000-create-user-providers-table.ts (1 hunks)
• apps/backend/src/entities/user-provider.entity.spec.ts (1 hunks)
• apps/backend/src/entities/user-provider.entity.ts (1 hunks)
• apps/backend/src/entities/user.entity.ts (2 hunks)
• apps/backend/src/modules/users/users.module.ts (2 hunks)
• apps/backend/src/modules/users/users.service.provider.spec.ts (1 hunks)
• apps/backend/src/modules/users/users.service.ts (3 hunks)
• docs/hono-boilerplate-plan.md (1 hunks)
• docs/python-boilerplate-plan.md (1 hunks)

✨ Finishing touches

• 📝 Generate docstrings

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Post copyable unit tests in a comment
• Commit unit tests in branch feature/database-abstraction

---

Thanks for using CodeRabbit! It's free for OSS, and your support helps us grow. If you like it, consider giving us a shout-out.

❤️ Share

• X
• Mastodon
• Reddit
• LinkedIn

_{Comment @coderabbitai help to get the list of available commands and usage tips.}