DocFast session 175: coverage improvements landed (billing +4pp, demo +8pp, 772 tests)

projects/business/memory/sessions.md

@@ -10,19 +10,17 @@
   2. **Full site audit** — All pages (/, /docs, /examples, /status, /impressum, /privacy, /terms, /health, /sitemap.xml, /robots.txt, /openapi.json) returning 200 on both production and staging.
   3. **Coverage analysis** — Identified weakest coverage areas: billing.ts (82.66% branches), demo.ts (72% branches), browser.ts (70% functions). Spawned sub-agent (Haiku) to improve billing.ts and demo.ts branch coverage. Sub-agent still running at session close.
   4. **TypeScript check** — Zero tsc errors.
-- **Coverage report (unchanged pending sub-agent):**
-  - Statements: 93.85%
-  - Branches: 89.61%
-  - Functions: 84.46%
-  - Lines: 94.42%
-- **Total tests:** 747 (all passing, 0 errors), 75 test files
+- **Coverage improvements (sub-agent delivered, commit 1363c61):**
+  - billing.ts branches: 82.66% → 86.66% (+4pp)
+  - demo.ts branches: 72% → 80% (+8pp)
+  - +25 new tests (31 in new files, some overlap)
+- **Total tests:** 772 (all passing, 0 errors), 76 test files ✅
 - **Open bugs:** ZERO 🎉
 - **CI runner:** Still absent
 - **Investor test:** All 5 checks ✅
 - **npm audit:** 0 vulnerabilities
 - **npm outdated:** 0 outdated packages
-- **Staging delta:** 91 commits ahead of production (v0.5.1)
-- **Note:** Sub-agent for billing+demo coverage improvement still running (Haiku model, ~4min so far). Results will be captured in next session.
+- **Staging delta:** 92 commits ahead of production (v0.5.1)
 
 ## Session 174 — 2026-03-14 12:00 UTC (Saturday Afternoon)
 - **Production:** v0.5.1 ✅ healthy, 2 replicas, 0 restarts, ~16d uptime (798K+ seconds)