v0.9.0

Highlights

• Published mempal v0.9.0 and the public workspace crates to crates.io.
• Includes the coarse workspace split from P114: mempal-store-sqlite, mempal-runtime, and mempal-mcp-server.
• Keeps the root mempal crate as the installable CLI/REST/facade package.
• Updates README/README_zh/docs usage examples to 0.9.0.

Published crates

• mempal
• mempal-agent-memory
• mempal-embed
• mempal-mcp-protocol
• mempal-search-core
• mempal-store-sqlite
• mempal-runtime
• mempal-mcp-server

Verification

• cargo fmt --all -- --check
• cargo check --workspace
• cargo test --workspace --all-features
• cargo clippy --workspace --all-targets --all-features -- -D warnings
• cargo run -- release-readiness --format json
• cargo package --workspace --locked