docs: PRD 5.6 observabilitate + jurnal + lifecycle trimiteri blocate (APROBAT)
Nascut din incidentul 500 (client VFP). 14 stories: observabilitate
(handler global 500->3 niveluri, request_id, jurnal app_events DB+fisier,
audit API + login RAR, redactare PII, retentie), lifecycle trimiteri
blocate (sterge/re-pune in coada UI+API, dedup nemaiblocat de un rand
error, purjare blocate) si banner "Necesita atentia ta" actionabil.
Decizii §5 rezolvate cu user. ROADMAP: rand 5.6 APROBAT + hotfix in
"Ultima actualizare".
Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
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