chore: reverse the codex-network-proxy -> codex-core dependency (#11121)

codex-rs/network-proxy-cli/src/main.rs

@@ -0,0 +1,19 @@
+use anyhow::Result;
+use clap::Parser;
+use codex_core::network_proxy_loader;
+use codex_network_proxy::Args;
+use codex_network_proxy::NetworkProxy;
+use codex_network_proxy::NetworkProxyState;
+use std::sync::Arc;
+
+#[tokio::main]
+async fn main() -> Result<()> {
+    tracing_subscriber::fmt::init();
+
+    let args = Args::parse();
+    let (state, reloader) = network_proxy_loader::build_network_proxy_state_and_reloader().await?;
+    let state = Arc::new(NetworkProxyState::with_reloader(state, Arc::new(reloader)));
+    let _ = args;
+    let proxy = NetworkProxy::builder().state(state).build().await?;
+    proxy.run().await?.wait().await
+}