DBP-36: question page

[pan93412]

• chore: upgrade dependencies
• refactor: restructure challenge components
• refactor: restructure statistics components
• feat: partially implement challenge page

[linear]

DBP-36 Question Page

[vercel]

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Project	Deployment	Preview	Comments	Updated (UTC)
dbplay-app	Ready	Preview	Comment	Sep 24, 2025 3:03pm

[Copilot]

Pull Request Overview

This PR implements a question page feature for the SQL practice application, including dependency upgrades, component restructuring, and partial challenge page implementation.

• Adds new GraphQL schema types for database structure and question submission tracking
• Implements a complete question practice IDE with SQL editor, answer comparison, and submission history
• Restructures existing challenge and statistics components into organized module directories

Reviewed Changes

Copilot reviewed 30 out of 39 changed files in this pull request and generated 4 comments.

Show a summary per file

File	Description
schema.graphql	Adds database structure types and lastSubmission field to Question type
package.json	Updates dependencies including CodeMirror SQL support and React tabs
lib/solved-status.ts	Moves SolvedStatus type definition from model file
lib/csv-utils.ts	Adds CSV conversion and comparison utilities for answer verification
lib/apollo.rsc.ts	Creates server-side Apollo client configuration
gql/graphql.ts	Adds GraphQL queries and mutations for question page functionality
components/ui/tabs.tsx	Implements Radix UI tabs component
components/question/*.tsx	Creates reusable question-related components
components/answer/table.tsx	Adds answer display table component
app/(app)/challenges/[id]	Implements complete question practice page with IDE

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