chore: add readme/keywords/categories for crates.io, bump to v0.2.7

- Point both crates to root README.md for crates.io display
- Add keywords and categories
- Fix import ordering (cargo fmt)

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

Author: FeilixX

Cargo.lock

@@ -7,7 +7,7 @@ members = [
 resolver = "2"
 
 [workspace.package]
-version = "0.2.6"
+version = "0.2.7"
 edition = "2024"
 authors = ["Felix <feijiu@punkgo.ai>"]
 license = "MIT"

Cargo.toml

@@ -7,6 +7,10 @@ authors.workspace = true
 license.workspace = true
 repository.workspace = true
 rust-version.workspace = true
+readme = "../../README.md"
+homepage.workspace = true
+keywords = ["ai", "audit", "merkle", "agent", "accountability"]
+categories = ["cryptography", "development-tools"]
 
 [dependencies]
 serde.workspace = true

crates/punkgo-core/Cargo.toml

@@ -8,13 +8,16 @@ license.workspace = true
 repository.workspace = true
 homepage.workspace = true
 rust-version.workspace = true
+readme = "../../README.md"
+keywords = ["ai", "audit", "merkle", "agent", "accountability"]
+categories = ["command-line-utilities", "development-tools"]
 
 [features]
 default = []
 testkit = []
 
 [dependencies]
-punkgo-core = { path = "../punkgo-core", version = "0.2.6" }
+punkgo-core = { path = "../punkgo-core", version = "0.2.7" }
 anyhow.workspace = true
 async-trait.workspace = true
 serde.workspace = true

crates/punkgo-kernel/Cargo.toml

@@ -11,15 +11,15 @@
 //! point for actions and ensures the 7 invariants defined in the whitepaper §3.
 
 pub mod audit;
-pub mod state;
 pub mod runtime;
+pub mod state;
 
 pub mod testkit;
 
 // Re-export the most commonly used types at crate root.
+pub use audit::{AuditCheckpoint, AuditError, AuditLog};
 pub use runtime::{EnergyProducer, Kernel, KernelConfig, SubmitReceipt};
 pub use state::{
     ActorStore, BlobStore, EnergyLedger, EnergyReservation, EnvelopeStore, EventLog, EventRecord,
     NewHoldRequest, StatePaths, StateStore,
 };
-pub use audit::{AuditCheckpoint, AuditError, AuditLog};

crates/punkgo-kernel/src/lib.rs

@@ -14,8 +14,8 @@
 use sqlx::SqlitePool;
 use tracing::{debug, info, warn};
 
-use punkgo_core::stellar::StellarConfig;
 use crate::state::{ActorStore, EnergyLedger};
+use punkgo_core::stellar::StellarConfig;
 
 /// Background energy producer that runs in a tokio task.
 pub struct EnergyProducer {

crates/punkgo-kernel/src/runtime/energy_producer.rs

@@ -16,12 +16,12 @@ use punkgo_core::errors::{KernelError, KernelResult};
 use punkgo_core::policy::{check_read_access, validate_action};
 
 use super::lifecycle;
-use punkgo_core::protocol::{RequestEnvelope, RequestType, ResponseEnvelope};
-use punkgo_core::stellar::{StellarConfig, load_stellar_config};
 use crate::state::{
     ActorStore, EnergyLedger, EnergyReservation, EnvelopeStore, EventLog, EventRecord,
     NewHoldRequest, StateStore,
 };
+use punkgo_core::protocol::{RequestEnvelope, RequestType, ResponseEnvelope};
+use punkgo_core::stellar::{StellarConfig, load_stellar_config};
 
 /// Configuration for bootstrapping the kernel.
 #[derive(Debug, Clone)]

crates/punkgo-kernel/src/runtime/kernel.rs

@@ -11,9 +11,9 @@
 //!   action_type = Mutate
 //!   payload.op = "freeze" | "unfreeze" | "terminate"
 
+use crate::state::ActorStore;
 use punkgo_core::actor::{ActorRecord, ActorStatus, ActorType, LifecycleOp};
 use punkgo_core::errors::{KernelError, KernelResult};
-use crate::state::ActorStore;
 
 /// Parse a lifecycle operation from an action target + payload.
 ///

crates/punkgo-kernel/src/runtime/lifecycle.rs

@@ -1,7 +1,7 @@
 use punkgo_core::action::{Action, ActionType};
 use punkgo_core::protocol::RequestType;
-use punkgo_kernel::{Kernel, KernelConfig};
 use punkgo_kernel::testkit::{TestStateDir, make_request};
+use punkgo_kernel::{Kernel, KernelConfig};
 use serde_json::json;
 
 async fn setup_kernel() -> (Kernel, TestStateDir) {

crates/punkgo-kernel/tests/boundary_enforcement.rs

@@ -1,7 +1,7 @@
 use punkgo_core::action::{Action, ActionType};
 use punkgo_core::protocol::RequestType;
-use punkgo_kernel::{Kernel, KernelConfig};
 use punkgo_kernel::testkit::{TestStateDir, make_request};
+use punkgo_kernel::{Kernel, KernelConfig};
 use serde_json::json;
 
 async fn setup_kernel() -> (Kernel, TestStateDir) {