WIP: stage all uncommitted work — sprints 46-221, graduation headers, specialist fleet, test steps 909-1988

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

tmp_eval_complex_specs_20260303/fs_002_go.md

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+# Transactional Billing Refactor (fs_002)
+
+## Objective
+Refactor billing pipeline to introduce idempotency keys and rollback checkpoints across ledger service, queue worker, retry policy, and integration tests.
+
+## Language & Library Constraints
+- Primary language: go
+- Available libraries: go-kit, sqlx, segmentio/kafka-go
+- Prefer explicit use of selected library APIs in task execution contracts.
+
+## Required Artifacts
+- billing/service.go
+- billing/worker.go
+- billing/retry.go
+- billing/ledger_adapter.go
+- tests/billing_integration_test.go
+
+## Acceptance
+- Generate deterministic taskitems with strict execution contracts.
+- Include selected library and preferred APIs per task where applicable.

tmp_eval_complex_specs_20260303/fs_003_python.md

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+# AuthZ Policy Propagation (fs_003)
+
+## Objective
+Introduce deny-by-default RBAC policy and propagate through backend auth middleware, endpoint guards, frontend route guards, and admin policy editor.
+
+## Language & Library Constraints
+- Primary language: python
+- Available libraries: fastapi, pydantic, sqlalchemy
+- Prefer explicit use of selected library APIs in task execution contracts.
+
+## Required Artifacts
+- server/auth/*.py
+- server/routes/*.py
+- web/src/guards/*
+- web/src/admin/policy/*
+- security_test_plan.md
+
+## Acceptance
+- Generate deterministic taskitems with strict execution contracts.
+- Include selected library and preferred APIs per task where applicable.

tmp_eval_complex_specs_20260303/fs_004_java.md

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+# Schema Migration with Backfill (fs_004)
+
+## Objective
+Add normalized address schema, migrate legacy rows with backfill job, dual-read/write transition, and rollback script.
+
+## Language & Library Constraints
+- Primary language: java
+- Available libraries: spring-boot, jooq, flyway
+- Prefer explicit use of selected library APIs in task execution contracts.
+
+## Required Artifacts
+- db/migrations/*
+- service/address/*
+- jobs/backfill/*
+- rollback/*.sql
+- tests/migration/*
+
+## Acceptance
+- Generate deterministic taskitems with strict execution contracts.
+- Include selected library and preferred APIs per task where applicable.

tmp_eval_complex_specs_20260303/fs_005_rust.md

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+# Feature Flagged Search Rewrite (fs_005)
+
+## Objective
+Replace search ranking pipeline behind feature flag with staged rollout, telemetry checks, and automatic abort trigger.
+
+## Language & Library Constraints
+- Primary language: rust
+- Available libraries: axum, serde, tokio
+- Prefer explicit use of selected library APIs in task execution contracts.
+
+## Required Artifacts
+- search/core.rs
+- search/ranking.rs
+- flags/config.rs
+- telemetry/search_metrics.rs
+- rollback_plan.md
+
+## Acceptance
+- Generate deterministic taskitems with strict execution contracts.
+- Include selected library and preferred APIs per task where applicable.

tmp_eval_complex_specs_20260303/fs_006_cpp.md

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+# SLO-Preserving Endpoint Split (fs_006)
+
+## Objective
+Split monolithic endpoint into read/write paths while preserving latency and memory budgets and updating observability dashboards.
+
+## Language & Library Constraints
+- Primary language: cpp
+- Available libraries: boost, nlohmann/json, fmt
+- Prefer explicit use of selected library APIs in task execution contracts.
+
+## Required Artifacts
+- server/api/*.cpp
+- server/read_path/*
+- server/write_path/*
+- observability/dashboards/*
+- perf_test_plan.md
+
+## Acceptance
+- Generate deterministic taskitems with strict execution contracts.
+- Include selected library and preferred APIs per task where applicable.

tmp_eval_complex_specs_20260303/proj_002_cpp.md

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+# Embedded Telemetry Agent (proj_002)
+
+## Objective
+Implement telemetry agent for linux + arduino targets using shared serialization core and target-specific runtime wrappers.
+
+## Language & Library Constraints
+- Primary language: cpp
+- Available libraries: boost, nlohmann/json, fmt
+- Prefer explicit use of selected library APIs in task execution contracts.
+
+## Required Artifacts
+- multi-file implementation artifacts
+
+## Projection Targets
+- linux_x86_64: allowed=pthread, epoll
+- arduino_avr: allowed=avr_gpio, uart
+
+## Acceptance
+- Generate deterministic taskitems with strict execution contracts.
+- Include selected library and preferred APIs per task where applicable.