[CI] (362fa9c) react-router/react-router-v7-project

[wizard-ci-bot]

Automated wizard CI run

Source: manual
Trigger ID: 362fa9c
App: react-router/react-router-v7-project
App directory: apps/react-router/react-router-v7-project
Workbench branch: wizard-ci-362fa9c-react-router-react-router-v7-project
Wizard branch: main
Context Mill branch: main
PostHog (MCP) branch: master
Timestamp: 2026-02-11T17:38:32.411Z
Duration: 447.5s

[wizard-ci-bot]

Now I have all the information needed to write a comprehensive evaluation. Let me generate the PR evaluation report.

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PR Evaluation Report

Summary

This PR integrates PostHog analytics into a React Router v7 application. It adds the PostHog SDK with React provider, implements user identification on login/signup, captures error exceptions via ErrorBoundary, and tracks 10 custom events across the application including user authentication flows and country interaction events.

Files changed	Lines added	Lines removed
11	+693	-20

Confidence score: 3/5 🤔

• Invalid PostHog configuration option: The defaults: '2025-05-24' in entry.client.tsx is not a valid PostHog option. This should likely be person_profiles: 'identified_only' or similar. [MEDIUM]
• Missing .env.example file: The .env file exists locally but is not committed, and there's no .env.example template to document required environment variables for other developers. [MEDIUM]
• No reverse proxy configured: Events are sent directly to us.i.posthog.com which may be blocked by ad blockers, reducing data quality. [MEDIUM]
• PII in event properties: user_signed_up event captures email property which may constitute PII depending on privacy requirements. [LOW]

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File changes

Filename	Score	Description
app/entry.client.tsx	3/5	PostHog initialization with invalid defaults option; proper provider wrapping
app/root.tsx	4/5	Error tracking with captureException in ErrorBoundary
app/routes/countries.tsx	4/5	Well-structured event handlers for country interactions with relevant properties
app/routes/home.tsx	4/5	CTA click tracking for funnel analysis
app/routes/login.tsx	4/5	User identification and login event capture
app/routes/profile.tsx	5/5	Proper logout tracking with posthog.reset() for session cleanup
app/routes/signup.tsx	4/5	User identification with email property (minor PII concern)
package.json	5/5	Correct PostHog dependencies added
vite.config.ts	5/5	Proper SSR noExternal config for PostHog packages
posthog-setup-report.md	4/5	Useful documentation of integration
package-lock.json	5/5	Lock file properly updated

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App sanity check: 4/5 ✅

Criteria	Result	Description
App builds and runs	Yes	SSR config properly handles PostHog packages
Preserves existing env vars & configs	Yes	Original app structure maintained, only additive changes
No syntax or type errors	Yes	All TypeScript imports and usage are correct
Correct imports/exports	Yes	usePostHog from @posthog/react used consistently
Minimal, focused changes	Yes	Changes are focused on PostHog integration only

Issues

• Missing .env.example: The .env file exists locally but is not committed to the repository. No .env.example or similar template exists to document the required VITE_PUBLIC_POSTHOG_KEY and VITE_PUBLIC_POSTHOG_HOST environment variables for other developers. [MEDIUM]

Other completed criteria

• Existing app code preserved (AuthContext, utils, components unchanged)
• No breaking changes to existing functionality
• Proper optional chaining (posthog?.capture) prevents crashes if PostHog unavailable
• Clear, readable code with descriptive handler function names

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PostHog implementation: 3/5 ⚠️

Criteria	Result	Description
PostHog SDKs installed	Yes	posthog-js@^1.345.5 and @posthog/react@^1.7.1 in package.json
PostHog client initialized	Partial	Initialized in entry.client.tsx with PostHogProvider, but contains invalid defaults option
capture()	Yes	10 events captured across 5 route files
identify()	Yes	Called on login (username) and signup (user id + username + email)
Error tracking	Yes	captureException(error) in root.tsx ErrorBoundary
Reverse proxy	No	Events sent directly to us.i.posthog.com, no proxy configured

Issues

• Invalid config option: defaults: '2025-05-24' in posthog.init() is not a valid PostHog configuration option. This appears to be a typo or confusion with API versioning. Should be removed or replaced with valid options like person_profiles. [MEDIUM]
• No reverse proxy: Direct API calls to PostHog can be blocked by ad blockers. Should configure a reverse proxy through /ingest or similar path via Vite proxy config. [MEDIUM]
• __add_tracing_headers is internal API: Using __add_tracing_headers relies on an internal/undocumented PostHog option that may change without notice. [LOW]

Other completed criteria

• API key loaded from environment variable (not hardcoded)
• API host properly configured from environment variable
• PostHogProvider wraps entire app at hydration level
• posthog.reset() called on logout for proper session cleanup
• Optional chaining used throughout to prevent crashes

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PostHog insights and events: 4/5 ✅

Filename	PostHog events	Description
app/routes/signup.tsx	user_signed_up	Registration conversion tracking with user properties
app/routes/login.tsx	user_logged_in	Session start tracking with user identification
app/routes/profile.tsx	user_logged_out	Session end tracking with posthog.reset()
app/routes/countries.tsx	country_claimed, country_liked, country_visited, countries_searched, countries_filtered_by_region	Core feature engagement with country_name and region properties
app/routes/home.tsx	explore_cta_clicked, learn_more_clicked	Top-of-funnel CTA engagement
app/root.tsx	captureException	Error tracking for application failures

Issues

• PII in signup event: The user_signed_up event captures email as an event property. While this enables powerful user-level analysis, it may conflict with privacy policies. Consider using PostHog's person properties instead or hashing the email. [LOW]

Other completed criteria

• Events represent real user actions (signup, login, interactions)
• Events can build funnel insights (explore -> signup -> claim)
• Country events enriched with country_name and country_region for breakdown analysis
• Search behavior captured on blur (not every keystroke) - good implementation
• Filter events capture the selected region value
• Events enable answering: "What's our signup conversion?", "Which regions are most popular?", "How do users discover countries?"

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Reviewed by wizard workbench PR evaluator