Fix build errors

[jzgom067]

This pull request fixes all the build errors being generated by ESLint.

That's it.

...and I gave the header side padding for mobile.

[Copilot]

Pull Request Overview

This pull request fixes ESLint build errors across the codebase by addressing type safety issues, removing unused variables and imports, and improving code quality. The changes focus on replacing any types with proper TypeScript types, cleaning up commented code, and fixing various linting violations.

Key changes:

• Added proper TypeScript type definitions for API responses and component props
• Removed unused variables, imports, and commented-out code
• Fixed environment variable references from client-side to server-side variables
• Corrected React Hook dependency arrays and ESLint violations

Reviewed Changes

Copilot reviewed 40 out of 40 changed files in this pull request and generated 8 comments.

Show a summary per file

File	Description
next.config.ts	Changed environment variable from NEXT_PUBLIC_API_URL to API_URL
example.env	Updated environment variable name to match next.config.ts
app/_utils/fetch-data.tsx	Added TypeScript type definitions for all API response types
app/_utils/format-api-error.tsx	Replaced any type with proper ApiErrorResponse type
app/_utils/process-event-data.tsx	Added type safety with EventDetailsResponse type
app/_utils/process-dashboard-data.tsx	Added type definitions for dashboard data processing
app/_utils/submit-event.tsx	Added EventSubmitJsonBody type and removed any casts
app/_utils/validate-data.tsx	Removed unused error parameters in catch blocks
app/ui/layout/*.tsx	Replaced any types with proper TypeScript interfaces
app/ui/components/**/*.tsx	Removed unused imports, variables, and commented code
app/_lib/**/*.tsx	Fixed hook dependency arrays and removed unused imports
app/[event-code]/**/page.tsx	Centralized EventCodePageProps type definition

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[mirmirmirr]

👍