feat: add internal ZCLAW kernel crates to git tracking

crates/zclaw-runtime/Cargo.toml

@@ -0,0 +1,35 @@
+[package]
+name = "zclaw-runtime"
+version.workspace = true
+edition.workspace = true
+license.workspace = true
+repository.workspace = true
+rust-version.workspace = true
+description = "ZCLAW runtime with LLM drivers and agent loop"
+
+[dependencies]
+zclaw-types = { workspace = true }
+zclaw-memory = { workspace = true }
+
+tokio = { workspace = true }
+tokio-stream = { workspace = true }
+futures = { workspace = true }
+serde = { workspace = true }
+serde_json = { workspace = true }
+thiserror = { workspace = true }
+uuid = { workspace = true }
+chrono = { workspace = true }
+tracing = { workspace = true }
+async-trait = { workspace = true }
+
+# HTTP client
+reqwest = { workspace = true }
+
+# Secrets
+secrecy = { workspace = true }
+
+# Random
+rand = { workspace = true }
+
+# Crypto for hashing
+sha2 = { workspace = true }