feat: tool specifications and execution framework

rust/crates/tools/Cargo.toml

@@ -0,0 +1,18 @@
+[package]
+name = "tools"
+version.workspace = true
+edition.workspace = true
+license.workspace = true
+publish.workspace = true
+
+[dependencies]
+api = { path = "../api" }
+plugins = { path = "../plugins" }
+runtime = { path = "../runtime" }
+reqwest = { version = "0.12", default-features = false, features = ["blocking", "rustls-tls"] }
+serde = { version = "1", features = ["derive"] }
+serde_json.workspace = true
+tokio = { version = "1", features = ["rt-multi-thread"] }
+
+[lints]
+workspace = true