observability-and-growthlisted

Full instrumentation from day one. PostHog consolidates product analytics + feature flags + error tracking (one platform, one bill). GA4 via GTM (14-step automation, custom dimensions over events, server-side tagging). Sentry (deep error tracking + performance). Stripe (webhook-first with idempotent processing). Listmonk on Coolify (newsletters via Resend SMTP relay). PLG 7-layer framework. Programmatic SEO (5 page types). Incident auto-remediation via Sentry→Inngest pipeline. AI search (GEO) awareness. Local business conversions (phone_click, direction_click, form_submit, booking_click) with CRO patterns for both SaaS and local.
heymegabyte/claude-skills · ★ 11 · AI & Automation · score 75

Install: claude install-skill heymegabyte/claude-skills

# 13 — Observability and Growth ## Instrumentation tiers Per `_kernel/standards.md#integrations`: - **Tier 1 (solo)** — PostHog + Workers Tracing OTLP (2 vendors max, cookie-free, free tier covers <10k MAU) - **Tier 2 (enterprise)** — + Sentry @sentry/cloudflare v9 + GA4/GTM + Axiom - **Tier 3 (LLM-heavy >10k calls/mo)** — + AI Gateway ## PostHog (Tier 1 cornerstone) - Snippet on every HTML page w/ `persistence:'memory'` (cookie-free) - `capture_pageview` + `capture_pageleave` + `autocapture:true` - Unified platform: product analytics + feature flags + session replay + error tracking - CSP: `script-src` + `connect-src` for posthog domain - Per-feature event naming: `<feature>:<action>` (`signup:complete`, `editor:save`, `share:copy`) ## Sentry (Tier 2) - `@sentry/cloudflare` v9 + `withSentry` wrapper - Project created via `mcp__sentry__create_project` (org:`megabyte-labs`) - `SENTRY_DSN` via `wrangler secret put` - Pattern: `withSentry(env => ({ dsn, tracesSampleRate: 1.0, sendDefaultPii: false }), worker)` - Breadcrumbs before risky ops; capture exception w/ context tags (`worker` | `route` | `userId`) - Release tracking via `SENTRY_RELEASE` env - Focus on exceptions; Workers Tracing handles I/O spans ## Workers Tracing (Tier 1 + Tier 2) - `[observability] enabled = true` in `wrangler.jsonc` — zero-config OTel I/O tracing - Free until Mar 1 2026 then billed - Export to Axiom (cheapest at edge), Honeycomb (BubbleUp), Grafana, Datadog via `@opentelemetry/exporter-trac