chore: initialize from backend template 0a6dd0e

2026-08-13 20:31:02 +09:00
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+---
+title: Runbook — REQUIRED_ADAPTER_DISABLED (필수 어댑터 비활성화)
+category: INTERNAL
+error_codes: [REQUIRED_ADAPTER_DISABLED]
+severity: P1
+owner: oncall
+last_updated: 2026-06-15
+status: stub
+---
+
+# Runbook: REQUIRED_ADAPTER_DISABLED (`runbook://startup/required-adapter-disabled`)
+
+## Symptoms
+
+- Container exits with code 72 (required adapter disabled exit)
+- Structured log with `error.code=REQUIRED_ADAPTER_DISABLED`, `startup.phase=adapter-check`
+
+## Diagnosis
+
+- Identify which adapter is disabled but required
+- Check adapter enable flags in environment config
+
+## Action
+
+- Enable required adapter in deployment configuration
+- If adapter is intentionally disabled, update the required/optional designation
+
+## Escalation
+
+- P1: app cannot start; coordinate with deployment team
+
+---
+
+> **Stub**: Phase D2 — author body after domain adoption. (feature-operational-runbook-contract D9)