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The Two Postgres Bugs the Tests Caught: A Real-DB Integration Test Case Study
A no-mocks testcontainers policy caught two production-fatal Postgres bugs in one test run — PG 15's schema USAGE removal and an asymmetric SELECT grant for a state-machine-driving sink.
ReadGuidewire MCP v0.1.0: Carrier-Native Server Blueprint
How v0.1.0 of guidewire-mcp-for-claude shipped six foundation packages, five carrier-vocabulary tools, and a 30k-word blueprint in one day — read against the literature on module decomposition, audit-log integrity, and long-context attention degradation.
ReadAn Anti-Slop Framework Found Three Bugs Inside Itself on Day One
A 41-gate anti-slop framework shipped v0.1.0, then found three silent failure modes inside its own gates within hours of release.
ReadFour production deploy gotchas: systemd, V8 JIT, tsc noEmit, Caddy
A mandy dashboard cutover surfaced four cross-layer deploy gotchas in fifteen minutes: tsc noEmit, systemd MemoryDenyWriteExecute vs V8 JIT, and two Caddy traps.
ReadEight Deploy Iterations: Tailscale OIDC + Reusable Workflow
8 GitHub Actions iterations to land Tailscale OIDC + a cross-repo reusable workflow. P2 and P5 of VPS-as-the-Home, with the plan rewrite that held the line.
ReadPropagation Day: When the CLAUDE.md Spec Becomes the Migration Plan
Three CLAUDE.md spec entries hit critical mass on the same day across nine repos. The lesson is not the volume — it is that writing the spec first turned propagation from toil into a script run.
ReadForty-Four Minutes Before First Pitch: An LLM Fallback Chain and a Live Probability Gauge in One Session
Groq quota died 44 minutes before a live broadcast. The fix was a 4-tier LLM fallback chain ending in a facts-only renderer. Then we shipped JChad's Challenge in the same session.
ReadThe Rubric Sits On Top Of The Spec: A Schema Validator Postmortem
Postmortem on a schema validator debacle: when a stricter enterprise rubric is built on top of a permissive open spec, the rubric must be additive, never the spec's floor.
ReadService-Layer Scrub: Removing n8n from Intent Solutions Landing
Vendor removal isn't one edit. It's a service-layer scrub across hero copy, stack comparisons, and 81 internal links—all in one PR to keep the story coherent.
ReadThree Parallel Threads: Ground Truth Checks
Three projects, one principle: stop and verify the ground truth before you commit.
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