fix: complete state-contract naming cleanup

crates/standalone/src/job_store/legacy_migrations.rs

@@ -103,7 +103,8 @@ mod tests {
         let mut original = serde_json::to_value(request("done")).unwrap();
         original["input_revision"] = json!("old-token");
         let original = serde_json::to_string_pretty(&original).unwrap();
-        let receipt = "{\"accepted\":true,\"input_revision\":\"receipt-domain-data\"}".to_string();
+        // A Job result is opaque domain data, not a legacy attempt binding.
+        let receipt = "{\"accepted\":true,\"receipt_tag\":\"receipt-domain-data\"}".to_string();
         let digest = job::result_digest(
             &serde_json::from_str(&receipt).unwrap(),
             job::ABSOLUTE_MAX_RESULT_BYTES,

crates/standalone/src/store.rs

@@ -426,6 +426,10 @@ impl StandaloneWorkerStore {
             // The create-new commit marker excludes other writers across this
             // comparison and replacement. Compare the observed metadata itself,
             // including its manifest, pointer and lifecycle state, not a counter.
+            // Before replacing the file, reject an update based on metadata from
+            // before another writer stopped/resumed the Worker or changed its
+            // session pointer. Those changes may share a timestamp; arrival-order
+            // wins would silently restore an old lifecycle/pointer.
             if serde_json::to_value(&current).map_err(StandaloneStoreError::Json)?
                 != serde_json::to_value(expected).map_err(StandaloneStoreError::Json)?
             {
@@ -961,7 +965,7 @@ permission = "write"
         write_worker_record(&mut encoded, &migrated).unwrap();
         let saved: serde_json::Value = serde_json::from_slice(&encoded).unwrap();
         assert!(saved.get("revision").is_none());
-        assert_eq!(saved["schema_version"], 2);
+        assert_eq!(saved["schema_version"], SCHEMA_VERSION);
         let resumed = store
             .update_active_pointer(
                 &migrated,
@@ -974,7 +978,7 @@ permission = "write"
         )
         .unwrap();
         assert!(disk.get("revision").is_none());
-        assert_eq!(disk["schema_version"], 2);
+        assert_eq!(disk["schema_version"], SCHEMA_VERSION);
         assert_eq!(resumed.subject, record.subject);
         assert_eq!(resumed.active_segment_id, record.active_segment_id);
     }