init: Engram v0.1 — native memory substrate for accumulating intelligence

Memory is not stored and retrieved — it is activated and propagated.
Implements the spreading activation model with salience decay, typed edges,
four memory tiers, and flat cosine vector search over a sled embedded store.

engram/crates/engram-ffi/Cargo.toml

@@ -0,0 +1,13 @@
+[package]
+name = "engram-ffi"
+version = "0.1.0"
+edition = "2021"
+description = "C FFI bindings for engram-core"
+license = "MIT"
+
+[lib]
+crate-type = ["cdylib", "staticlib"]
+
+[dependencies]
+engram-core = { path = "../engram-core" }
+uuid = { version = "1", features = ["v4", "serde"] }