[CI] (0c6666c) javascript-node/koa-notes

[wizard-ci-bot]

Automated wizard CI run

Source: wizard-pr
Trigger ID: 0c6666c
App: javascript-node/koa-notes
App directory: apps/javascript-node/koa-notes
Workbench branch: wizard-ci-0c6666c-javascript-node-koa-notes
Wizard branch: release-please--branches--main--components--wizard
Context Mill branch: main
PostHog (MCP) branch: master
Timestamp: 2026-04-15T18:05:47.661Z
Duration: 264.0s

[wizard-ci-bot]

Good — .gitignore is pre-existing with .env already ignored. Now let me check the notes searched event for PII concerns — specifically the query property:

The query property in the notes searched event captures the raw search term the user typed. This is user-generated content but is arguably necessary for search analytics. Let me now check if there's any .env.example or env documentation in the setup report.

Now I have everything I need to produce the evaluation.

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PR Evaluation Report

Summary

This PR integrates PostHog analytics into a Koa.js notes API (server-only Node.js app) by installing posthog-node, initializing the client with env-based configuration, adding capture() calls to all mutating routes and meaningful read operations, implementing error tracking via captureException, and adding graceful shutdown hooks.

Files changed	Lines added	Lines removed
3	+106	-1

Confidence score: 5/5 🧙

• Search query in event properties: The notes searched event includes { query: search } which captures raw user-generated content as an event property. While useful for search analytics, this could contain PII if users search for names, emails, or other personal data. [MEDIUM]
• No .env.example committed: The PR introduces two required env vars (POSTHOG_API_KEY, POSTHOG_HOST) but no .env.example file is committed (.env is gitignored). The setup report mentions the vars but a committed example file is best practice. [LOW]

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File changes

Filename	Score	Description
apps/javascript-node/koa-notes/index.js	5/5	PostHog SDK imported, initialized, capture calls added to 7 routes, error handler and shutdown hooks added
apps/javascript-node/koa-notes/package.json	5/5	posthog-node dependency added; alphabetical reordering of existing deps
apps/javascript-node/koa-notes/posthog-setup-report.md	4/5	Setup report documenting events and suggested dashboard insights

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App sanity check ✅

Criteria	Result	Description
App builds and runs	Yes	Valid ES module syntax, correct imports, posthog-node added to dependencies
Preserves existing env vars & configs	Yes	All existing routes, logic, and configs preserved; only additive changes
No syntax or type errors	Yes	All JS syntax is valid; captureException(err, distinctId) matches the SDK signature (error: unknown, distinctId?: string)
Correct imports/exports	Yes	{ PostHog } from 'posthog-node' is the correct named import
Minimal, focused changes	Yes	All changes relate to PostHog integration; the koa-bodyparser reordering in package.json is just alphabetical sorting
Pre-existing issues	None	Base app is clean

Other completed criteria

• Environment variables documented in the setup report (though no .env.example committed)
• Build configuration is valid — package.json structure, scripts, and dependency versions are correct
• Graceful shutdown with posthog.shutdown() on SIGINT/SIGTERM ensures event flushing

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PostHog implementation ✅

Criteria	Result	Description
PostHog SDKs installed	Yes	posthog-node: ^5.29.2 added to package.json dependencies
PostHog client initialized	Yes	new PostHog(process.env.POSTHOG_API_KEY, { host: process.env.POSTHOG_HOST, enableExceptionAutocapture: true }) — correct pattern for posthog-node
capture()	Yes	7 meaningful posthog.capture() calls across CRUD routes and search/filter operations
identify()	N/A	Server-only Koa app — identify is N/A; uses distinctId from request header which is the correct server-side pattern
Error tracking	Yes	posthog.captureException(err, distinctId) in Koa error handler; enableExceptionAutocapture: true in init config
Reverse proxy	N/A	Server-only app — reverse proxy is not applicable

Issues

• No .env.example file: The PR introduces POSTHOG_API_KEY and POSTHOG_HOST env vars loaded via process.env but does not commit a .env.example file. The setup report documents them, but an example file is standard practice. [LOW]

Other completed criteria

• API key loaded from process.env.POSTHOG_API_KEY — not hardcoded
• Host configured from process.env.POSTHOG_HOST — not hardcoded
• getDistinctId() helper extracts distinct ID from x-posthog-distinct-id header with 'anonymous' fallback — reasonable for a server-side API
• Graceful shutdown ensures all queued events are flushed before process exit

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PostHog insights and events ⚠️

Filename	PostHog events	Description
index.js	folder created	Captures folder creation with folder_id and folder_name
index.js	folder deleted	Captures folder deletion with folder_id and folder_name
index.js	notes filtered by folder	Captures folder-based filtering with folder_id
index.js	notes searched	Captures search queries with query and result_count
index.js	note created	Captures note creation with note_id, folder_id, has_content
index.js	note updated	Captures note updates with granular field-change booleans
index.js	note deleted	Captures note deletion with note_id and folder_id
index.js	captureException	Application-level error handler captures unhandled exceptions

Issues

• User-generated content in event properties: The notes searched event includes { query: search } which captures the raw search string entered by users. If users search for personal information (names, emails, etc.), this becomes PII in event data. Consider hashing the query or omitting it. [MEDIUM]

Other completed criteria

• Events represent real user actions (CRUD operations, search, filter)
• Events enable product insights — can build funnels (create → update → delete), search usage trends, folder activity breakdown
• Events include relevant properties with contextual data (IDs, booleans for what changed, result counts)
• Event names are descriptive and follow a consistent noun verb naming convention

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Reviewed by wizard workbench PR evaluator