# Milestone 30: Integration - Perl Message

[TOC]

*   [x] Create test file `perl/t/integration/300_message.t`
*   [ ] TODO: Implement Direct-to-Disk Zero-Copy Serialization.
*   [ ] TODO: Verify Cross-Interpreter Object Identity Stability.
*   [x] Provide Real-Time Message Dependency Graph Analysis. (Skeletal implementation).
*   [x] Tests cover interactions between Protobuf::Message and all prior Perl components (Descriptors, Pool, Arena).
*   [x] Integration tests pass.
*   [x] Create and implement `perl/xt/coro/300_message.t` to test Coro safety.
*   [ ] TODO: Stress concurrent cross-coroutine message migration.
*   [ ] TODO: Verify Coro re-entrancy during massive message population.
*   [ ] TODO: Implement lock-free message state tracking for Coro.
*   [x] Create and implement `perl/xt/mojo/300_message.t` to test Mojo::IOLoop concurrency safety.
*   [ ] Create and implement `xt/anyevent/300_message.t` to test AnyEvent concurrency safety. (Difficulty: 5/10).

*   **Engineering Excellence (Reach for More):**
    *   [ ] Implement 10k coro stress for message lifecycle. (Difficulty: 3/10).
    *   [ ] Profile message lock contention in C layer. (Difficulty: 3/10).
    *   [ ] Add shared memory metadata for message arenas. (Difficulty: 3/10).
    *   [ ] Implement cross-interpreter tree migration. (Difficulty: 3/10).
    *   [ ] Implement audit_integrity() for message tree. (Difficulty: 3/10).
    *   [ ] Add background audit of SV identity for sub-messages. (Difficulty: 3/10).
*   [x] Review and update perl/doc/architecture/** documents.