Copilot/setup sentry nextjs (#58)

* Revise portfolio: warm brown theme, elegant typography, optimized analytics tracking (#55)

* Initial plan

* Update color theme to warm brown and off-white, add elegant fonts, fix analytics tracking

Co-authored-by: denshooter <44590296+denshooter@users.noreply.github.com>

* Fix 404 page integration with warm theme, update admin console colors, fix font loading

Co-authored-by: denshooter <44590296+denshooter@users.noreply.github.com>

* Address code review feedback: fix navigation, add utils, improve tracking

Co-authored-by: denshooter <44590296+denshooter@users.noreply.github.com>

* Fix accessibility and memory leak issues from code review

Co-authored-by: denshooter <44590296+denshooter@users.noreply.github.com>

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Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: denshooter <44590296+denshooter@users.noreply.github.com>

* chore: Code cleanup, add Sentry.io monitoring, and documentation (#56)

* Initial plan

* Remove unused code and clean up console statements

Co-authored-by: denshooter <44590296+denshooter@users.noreply.github.com>

* Remove unused components and fix type issues

Co-authored-by: denshooter <44590296+denshooter@users.noreply.github.com>

* Wrap console.warn in development check

Co-authored-by: denshooter <44590296+denshooter@users.noreply.github.com>

* Integrate Sentry.io monitoring and add text editing documentation

Co-authored-by: denshooter <44590296+denshooter@users.noreply.github.com>

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Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: denshooter <44590296+denshooter@users.noreply.github.com>

* Initial plan

* feat: Add Sentry configuration files and example pages

- Add sentry.server.config.ts and sentry.edge.config.ts
- Update instrumentation.ts with onRequestError export
- Update instrumentation-client.ts with onRouterTransitionStart export
- Update global-error.tsx to capture exceptions with Sentry
- Create Sentry example page at app/sentry-example-page/page.tsx
- Create Sentry example API route at app/api/sentry-example-api/route.ts

Co-authored-by: denshooter <44590296+denshooter@users.noreply.github.com>

* feat: Update middleware to allow Sentry example page and fix deprecated API

- Update middleware to exclude /sentry-example-page from locale routing
- Remove deprecated startTransaction API from Sentry example page
- Use consistent DSN configuration with fallback values

Co-authored-by: denshooter <44590296+denshooter@users.noreply.github.com>

* refactor: Improve Sentry configuration with environment-based sampling

- Add comments explaining DSN fallback values
- Use environment-based tracesSampleRate (10% in production, 100% in dev)
- Address code review feedback for production-safe configuration

Co-authored-by: denshooter <44590296+denshooter@users.noreply.github.com>

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Co-authored-by: Copilot <198982749+Copilot@users.noreply.github.com>

middleware.ts

@@ -42,7 +42,9 @@ export function middleware(request: NextRequest) {
     pathname.startsWith("/api/") ||
     pathname === "/api" ||
     pathname.startsWith("/manage") ||
-    pathname.startsWith("/editor");
+    pathname.startsWith("/editor") ||
+    pathname === "/sentry-example-page" ||
+    pathname.startsWith("/sentry-example-page/");
 
   // Locale routing for public site pages
   const responseUrl = request.nextUrl.clone();
@@ -55,7 +57,6 @@ export function middleware(request: NextRequest) {
       res.cookies.set("NEXT_LOCALE", locale, { path: "/" });
 
       // Continue below to add security headers
-      // eslint-disable-next-line no-use-before-define
       return addHeaders(request, res);
     }
 
@@ -66,7 +67,6 @@ export function middleware(request: NextRequest) {
     responseUrl.pathname = redirectTarget;
     const res = NextResponse.redirect(responseUrl);
     res.cookies.set("NEXT_LOCALE", preferred, { path: "/" });
-    // eslint-disable-next-line no-use-before-define
     return addHeaders(request, res);
   }