[CI] (bd5a2b4) react-router/react-router-v7-project

[wizard-ci-bot]

Automated wizard CI run

Source: manual
Trigger ID: bd5a2b4
App: react-router/react-router-v7-project
App directory: apps/react-router/react-router-v7-project
Workbench branch: wizard-ci-bd5a2b4-react-router-react-router-v7-project
Wizard branch: main
Examples branch: main
PostHog (MCP) branch: master
Timestamp: 2026-01-21T21:07:00.736Z
Duration: 331.7s

[wizard-ci-bot]

Now I have all the information needed to evaluate this PR. Let me produce the evaluation report.

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PR Evaluation Report

Summary

This PR adds PostHog analytics integration to a React Router v7 application. It installs posthog-js and @posthog/react, initializes the SDK in the client entry point with a provider wrapper, implements user identification on login/signup, captures various user action events (country interactions, navigation clicks), and adds error tracking via the ErrorBoundary component.

Files changed	Lines added	Lines removed
11	+699	-20

Confidence score: 3/5 🤔

• Invalid PostHog config option: defaults: '2025-11-30' is not a valid PostHog initialization option and will be ignored or cause issues. Should use persistence, autocapture, or other documented options. [CRITICAL]
• __add_tracing_headers is internal API: Using an undocumented internal option __add_tracing_headers is fragile and may break in future SDK versions. [MEDIUM]
• No reverse proxy configured: Events are sent directly to us.i.posthog.com, making them susceptible to ad blockers. A reverse proxy (e.g., via rewrites in vite/next config or a backend proxy) is recommended. [MEDIUM]
• Hardcoded API key in .env file: The PostHog API key is committed in the .env file which will be included in the repository. While public keys are safe to expose, this pattern encourages committing secrets. [LOW]

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File changes

Filename	Score	Description
app/entry.client.tsx	3/5	PostHog initialization with provider wrapper; uses invalid defaults option and internal __add_tracing_headers API
app/root.tsx	4/5	Adds error tracking via captureException() in ErrorBoundary; clean integration
app/routes/countries.tsx	4/5	Comprehensive event tracking for search, filter, claim, like, visit actions with relevant properties
app/routes/home.tsx	4/5	CTA click tracking for "Explore Now" and "Learn More" buttons
app/routes/login.tsx	4/5	User identification and login event capture; proper flow
app/routes/profile.tsx	5/5	Logout tracking with posthog.reset() to properly handle session unlinking
app/routes/signup.tsx	4/5	User identification and signup event capture on registration
package.json	5/5	Adds posthog-js and @posthog/react dependencies correctly
package-lock.json	5/5	Lock file properly updated with new dependencies
vite.config.ts	5/5	SSR noExternal config for PostHog packages - necessary for React Router v7 framework mode
posthog-setup-report.md	4/5	Good documentation of changes and events; includes hardcoded API key

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App sanity check: 4/5 ✅

Criteria	Result	Description
App builds and runs	Yes	Dependencies added correctly, SSR config in place for framework mode
Preserves existing env vars & configs	Yes	Only adds new env vars, preserves existing vite and app config
No syntax or type errors	Yes	TypeScript types and imports are correct
Correct imports/exports	Yes	All imports from @posthog/react and posthog-js are valid
Minimal, focused changes	Yes	Changes are scoped to PostHog integration only

Issues

• Invalid defaults config option: The defaults: '2025-11-30' option in entry.client.tsx line 10 is not a documented PostHog configuration option. This may cause warnings or be silently ignored. Remove or replace with valid options like persistence: 'localStorage' or autocapture: true. [MEDIUM]

Other completed criteria

• Clear, readable code with descriptive handler function names
• Consistent with existing patterns (uses same auth patterns, React hooks)
• Appropriate error handling maintained
• Build configuration is valid with SSR noExternal for PostHog packages

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PostHog implementation: 3/5 ⚠️

Criteria	Result	Description
PostHog SDKs installed	Yes	posthog-js@^1.333.0 and @posthog/react@^1.7.0 in dependencies
PostHog client initialized	Yes	Initialized in entry.client.tsx with PostHogProvider wrapping the app
capture()	Yes	Events captured for searches, filters, claims, likes, visits, CTA clicks, login, signup, logout
identify()	Yes	Users identified on login and signup with id, username, and email
Error tracking	Yes	captureException() in ErrorBoundary component captures route errors
Reverse proxy	No	No reverse proxy configured; events sent directly to us.i.posthog.com

Issues

• No reverse proxy for ad blocker circumvention: Events are sent directly to PostHog's ingestion endpoint which will be blocked by most ad blockers. Configure a reverse proxy through Vite rewrites, a custom API route, or server-side forwarding. [MEDIUM]
• Invalid defaults init option: The config option defaults: '2025-11-30' is not a valid PostHog option. This should be removed or replaced with documented configuration options. [CRITICAL]
• Using internal __add_tracing_headers API: This is an undocumented internal option that may change without notice. Consider using the public session_recording or standard initialization options instead. [MEDIUM]
• No automatic pageview tracking: The integration does not explicitly enable capture_pageview or use usePageView hook for SPA navigation tracking. PostHog's default capture_pageview: true may work for initial load but won't track React Router client-side navigation. [LOW]

Other completed criteria

• API key properly loaded from environment variable (not hardcoded in source)
• posthog.reset() called on logout to properly unlink sessions
• PostHogProvider correctly wraps the application
• SSR noExternal config prevents server-side bundling issues
• Optional chaining (posthog?.capture()) used throughout for safety

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PostHog insights and events: 4/5 ✅

Filename	PostHog events	Description
app/routes/signup.tsx	user signed up	Tracks new user registration with identify call
app/routes/login.tsx	user logged in	Tracks successful login with user identification
app/routes/profile.tsx	user logged out	Tracks logout with session reset
app/routes/countries.tsx	country claimed, country liked, country visited, countries searched, countries filtered by region	Core engagement events with relevant properties (country_name, country_region, search_term)
app/routes/home.tsx	explore now clicked, learn more clicked	CTA engagement tracking for conversion funnel analysis
app/root.tsx	captureException	Automatic error tracking via ErrorBoundary

Issues

• Search event fires on every keystroke >= 2 chars: The countries searched event fires on every input change once the search term is >= 2 characters. This could generate excessive events. Consider debouncing or only capturing on blur/submit. [LOW]
• Missing pageview tracking for SPA navigation: No `` events captured for React Router client-side navigation. Users navigating between routes won't generate pageview events unless autocapture pageviews are enabled and working with React Router. [LOW]

Other completed criteria

• Events represent real user actions and product flows
• Events enriched with relevant properties (country_name, country_region, search_term, region)
• User identification includes useful traits (username, email)
• Can build funnels: signup → login → country claimed
• Can track feature adoption: claim vs like vs visit popularity
• Can analyze search behavior and conversion from CTA clicks

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Reviewed by wizard workbench PR evaluator