id: T020
name: FlareDB Metadata Adoption
goal: Migrate application services (LightningSTOR, FlashDNS, FiberLB, PlasmaVMC) from Chainfire to FlareDB for metadata storage
status: complete
steps:
  - id: S1
    name: Dependency Analysis
    done: Audit all services for Chainfire metadata usage and define FlareDB schema mappings
    status: complete
    outputs:
      - path: docs/por/T020-flaredb-metadata/design.md
        note: Design document with gap analysis and schema mappings
  - id: S2
    name: FlareDB Client Hardening (Delete Support)
    done: Implement RawDelete/CasDelete in Proto, Raft, Server, and Client; verify Prefix Scan
    status: complete
    outputs:
      - path: flaredb/crates/flaredb-proto/src/kvrpc.proto
        note: RawDelete + Delete RPCs with version checking
      - path: flaredb/crates/flaredb-raft/src/storage.rs
        note: Delete state machine handlers + 6 unit tests
      - path: flaredb/crates/flaredb-server/src/service.rs
        note: raw_delete() + delete() RPC handlers
      - path: flaredb/crates/flaredb-client/src/client.rs
        note: raw_delete() + cas_delete() client methods
  - id: S3
    name: Migrate LightningSTOR
    done: Update LightningSTOR MetadataStore to use FlareDB backend
    status: complete
    outputs:
      - path: lightningstor/crates/lightningstor-server/src/metadata.rs
        note: FlareDB backend with cascade delete, prefix scan (190L added)
      - path: lightningstor/crates/lightningstor-server/Cargo.toml
        note: Added flaredb-client dependency
  - id: S4
    name: Migrate FlashDNS
    done: Update FlashDNS ZoneStore/RecordStore to use FlareDB backend
    status: complete
    outputs:
      - path: flashdns/crates/flashdns-server/src/metadata.rs
        note: FlareDB backend for zones+records with cascade delete
      - path: flashdns/crates/flashdns-server/Cargo.toml
        note: Added flaredb-client dependency
  - id: S5
    name: Migrate FiberLB
    done: Update FiberLB MetadataStore to use FlareDB backend
    status: complete
    outputs:
      - path: fiberlb/crates/fiberlb-server/src/metadata.rs
        note: FlareDB backend for load balancers, listeners, pools, backends
      - path: fiberlb/crates/fiberlb-server/Cargo.toml
        note: Added flaredb-client dependency
  - id: S6
    name: Migrate PlasmaVMC
    done: Update PlasmaVMC state storage to use FlareDB backend
    status: complete
    outputs:
      - path: plasmavmc/crates/plasmavmc-server/src/storage.rs
        note: FlareDB backend with VmStore trait implementation (182L added)
      - path: plasmavmc/crates/plasmavmc-server/Cargo.toml
        note: Added flaredb-client dependency
      - path: plasmavmc/crates/plasmavmc-server/src/vm_service.rs
        note: FlareDB backend initialization support