feat(nftables): move NFTables forwarding management from the Rust engine to @push.rocks/smartnftables

rust/Cargo.lock

@@ -1238,7 +1238,6 @@ dependencies = [
  "rustproxy-config",
  "rustproxy-http",
  "rustproxy-metrics",
- "rustproxy-nftables",
  "rustproxy-passthrough",
  "rustproxy-routing",
  "rustproxy-security",
@@ -1304,20 +1303,6 @@ dependencies = [
  "tracing",
 ]
 
-[[package]]
-name = "rustproxy-nftables"
-version = "0.1.0"
-dependencies = [
- "anyhow",
- "libc",
- "rustproxy-config",
- "serde",
- "serde_json",
- "thiserror 2.0.18",
- "tokio",
- "tracing",
-]
-
 [[package]]
 name = "rustproxy-passthrough"
 version = "0.1.0"