feat(card): Save Cards

[Harxhit]

Summary

Adds support for saving cards. This PR introduces the saved_cards table, APIs to save and view saved cards, and tests for the new functionality.

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Type of Change

• New feature
• Tests only

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What Changed

• Added the saved_cards table and Prisma relations.
• Added APIs to save a card and retrieve a user's saved cards with pagination.
• Added tests covering the new endpoints and error scenarios.

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How to Test

1. Run database migrations.
2. Save a card using POST /api/cards/:id/save.
3. Retrieve saved cards using GET /api/cards/saved?page=1&limit=10.

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Checklist

• My code follows the project's coding style (npm run lint passes).
• TypeScript compiles without errors (npm run typecheck --workspaces --if-present).
• I have added or updated tests for the changes I made.
• All tests pass locally (npm run test --workspaces --if-present).
• I have updated documentation where necessary.
• No new console.log or debug statements left in the code.
• Breaking changes are documented in this PR description.

Proof

Seed

Migration

[vercel]

@Harxhit is attempting to deploy a commit to the Prashantkumar Khatri's projects Team on Vercel.

A member of the Team first needs to authorize it.

[github-actions]

Hi @Harxhit,

Thanks for opening this pull request.

This PR has been automatically classified based on the files modified.

Applied Labels

• gssoc:approved
• backend

Primary Review Area

• backend

Reviewer

@Harxhit has been identified as the primary reviewer for this pull request.

If you have any questions regarding the affected area or implementation details, feel free to reach out to the assigned reviewer.

Thank you for your contribution!

[github-actions]

CI — All Checks Passed

Backend — PASS

Check	Result
Lint	PASS
Test	PASS
Typecheck	PASS

Mobile — SKIP

Check	Result
Lint	-
Test	-

Web — SKIP

Check	Result
Build	-

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Last updated: Wed, 15 Jul 2026 08:14:03 GMT