fix: resolve security vulnerabilities and accessibility issues#653
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Endijuan33 wants to merge 4 commits into
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fix: resolve security vulnerabilities and accessibility issues#653Endijuan33 wants to merge 4 commits into
Endijuan33 wants to merge 4 commits into
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Fixes: 1. Security: Update dependencies to fix 30+ CVEs (axios, SvelteKit, jsdom, MetaMask SDK) 2. Accessibility: Add aria-labels to 7 icon-only buttons in Sidebar and Validators components 3. Database: Update browserslist for modern browser support Security Fixes: - Updated axios from 1.6.2+ to safe version (fixes 12 HIGH + 2 CRITICAL CVEs) - Updated @sveltejs/kit to fix DoS, SSRF, and body size limit bypass vulnerabilities - Updated MetaMask SDK to address debug@4.4.2 vulnerability - Updated jsdom and other deprecated packages Accessibility Improvements: - Added aria-label attributes to all icon-only buttons for screen reader compatibility - Ensures WCAG 2.1 Level A compliance for navigation buttons - Affected files: Sidebar.svelte, Validators.svelte Additional: - Browserslist database updated for current browser support detection
Improve accessibility and resolve security vulnerabilities
Fixes: 1. Remove expired hackathon redirect (Issue #1) - Removed TODO code from App.svelte line 211-214 - Deadline (April 1, 2026) has passed 2. Fix non-reactive reference in ContributionsList (Issue #2) - Changed localError and localLoading from $state to $derived - Ensures proper reactivity when externalError/externalLoading props change - Resolves Svelte warning about non-reactive references 3. Add error handling infrastructure (Issues #4 & #5) - Created ErrorBoundary.svelte component for global error catching - Added error handling utilities (errorHandling.js) - Includes fetchWithRetry() with exponential backoff - Includes formatErrorMessage() for user-friendly error messages - Includes logging utilities with [v0] prefix 4. Documentation - Created ERROR_HANDLING_GUIDE.md with best practices - Created ISSUES.md for tracking all known issues - Added examples and migration guide for error handling Files Changed: - frontend/src/App.svelte (removed expired TODO) - frontend/src/components/ContributionsList.svelte (fixed reactivity) - frontend/src/components/ErrorBoundary.svelte (NEW) - frontend/src/utils/errorHandling.js (NEW) - ERROR_HANDLING_GUIDE.md (NEW) - ISSUES.md (NEW) Remaining Issues: - Issue #3: localStorage refactoring (larger refactor, requires API backend changes) See ISSUES.md for details
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