chore: establish development baseline

infrastructure/Cargo.toml

@@ -0,0 +1,18 @@
+[package]
+name = "bat-infrastructure"
+version.workspace = true
+edition.workspace = true
+authors.workspace = true
+license.workspace = true
+
+[dependencies]
+bat-core = { path = "../core" }
+anyhow.workspace = true
+thiserror.workspace = true
+serde.workspace = true
+blake3.workspace = true
+tokio.workspace = true
+
+[dev-dependencies]
+tokio = { workspace = true, features = ["test-util", "macros"] }
+tempfile = "3.14"