Implement crash-safe streaming worker runtime

crates/remora-worker/src/lib.rs

@@ -1,5 +1,22 @@
+mod client;
+mod descriptor;
+mod error;
+mod executor;
+mod runtime;
+
+pub use client::WorkerApiClient;
+pub use descriptor::{DescriptorStore, migrate, migrator};
+pub use error::WorkerError;
+pub use executor::{AdapterExecutor, ObjectSourceEndpoint};
+pub use runtime::{
+    AttemptContext, AttemptExecution, AttemptExecutor, ExecutionFailure, WorkerConfig,
+    WorkerRunOutcome, WorkerRuntime,
+};
+
 pub const COMPONENT_NAME: &str = "remora-worker";
 
+use client::{incarnation_id, operation_id};
+
 #[cfg(test)]
 mod tests {
     use super::COMPONENT_NAME;