feat: add initial

Signed-off-by: kjuulh <contact@kjuulh.io>

crates/sq-sim/Cargo.toml

@@ -0,0 +1,12 @@
+[package]
+name = "sq-sim"
+version.workspace = true
+edition.workspace = true
+
+[dependencies]
+anyhow = { workspace = true }
+tokio = { workspace = true }
+tracing = { workspace = true }
+
+[dev-dependencies]
+tokio = { workspace = true, features = ["full", "test-util"] }