Bootstrap geth Rust workspace

crates/geth-ssh-proxy/src/lib.rs

@@ -0,0 +1,13 @@
+use geth_types::{NodeId, ResourceId};
+use serde::{Deserialize, Serialize};
+
+#[derive(Clone, Debug, PartialEq, Eq, Serialize, Deserialize)]
+pub struct SshProxyTarget {
+    pub resource: ResourceId,
+    pub node: NodeId,
+}
+
+#[must_use]
+pub fn ssh_proxy_roadmap() -> &'static str {
+    "future SSH proxy carries SSH protocol bytes over authorized Iroh streams; SSH is not a geth transport"
+}