feat(config): add MAVLink transaction service

libs/kaptan-config-mavlink/Cargo.toml

@@ -0,0 +1,20 @@
+[package]
+name = "kaptan-config-mavlink"
+edition.workspace = true
+license.workspace = true
+repository.workspace = true
+rust-version.workspace = true
+version.workspace = true
+
+[lints]
+workspace = true
+
+[features]
+# Explicitly opt-in host/SITL test authority. Production cannot construct an
+# authorization token from a CRC-valid raw MAVLink frame.
+host-authority = []
+
+[dependencies]
+kaptan-config = { path = "../kaptan-config" }
+kaptan-log = { path = "../kaptan-log" }
+kaptan-mavlink = { path = "../kaptan-mavlink", default-features = false, features = ["dialect-kaptan"] }