Introduce SchedulingStateMachine

Author: ryoqun

Cargo.lock

@@ -10,4 +10,14 @@ license = { workspace = true }
 edition = { workspace = true }
 
 [dependencies]
+assert_matches = { workspace = true }
+qualifier_attr = { workspace = true }
 solana-sdk = { workspace = true }
+static_assertions = { workspace = true }
+
+[dev-dependencies]
+# See order-crates-for-publishing.py for using this unusual `path = "."`
+solana-unified-scheduler-logic = { path = ".", features = ["dev-context-only-utils"] }
+
+[features]
+dev-context-only-utils = []