refactor: rename cortex-neuron binary and crate to neuron

Package name, lib name, and binary all now just "neuron" without
the cortex- prefix.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

CLAUDE.md

@@ -547,7 +547,7 @@ branch → PR. CI (fmt, clippy, test) must pass before merge.
 ### Phase 7: neuron scaffold and discovery ✅
 
 Completed. Deleted `cortex-agent`, created `crates/neuron/` (binary:
-`cortex-neuron`). Added shared types to cortex-core: `discovery.rs`
+`neuron`). Added shared types to cortex-core: `discovery.rs`
 (DeviceInfo, DiscoveryResponse, DeviceHealth, HealthResponse) and
 `harness.rs` (Harness async trait, HarnessConfig, ModelSpec, ModelInfo).
 
@@ -598,7 +598,7 @@ grenade COPR repo.
 **Steps:**
 1. `neuron.spec` — RPM spec file for the neuron binary. Install to
    `/usr/libexec/cortex/neuron`. Systemd unit
-   `cortex-neuron.service`. Config at `/etc/cortex/neuron.toml`.
+   `neuron.service`. Config at `/etc/cortex/neuron.toml`.
 2. Update `cortex.spec` — ensure the cortex binary, config, and
    `models.toml` are packaged correctly.
 3. Gitea Actions CI job: on tag push, build SRPM, submit to COPR.
@@ -608,12 +608,12 @@ grenade COPR repo.
    # on the gateway host:
    dnf install cortex
    # on each GPU node:
-   dnf install cortex-neuron
+   dnf install neuron
    ```
 
-**Done when:** `dnf install cortex-neuron` on a Fedora 43 host drops
+**Done when:** `dnf install neuron` on a Fedora 43 host drops the
-the binary, config, and systemd unit. `systemctl start cortex-neuron`
+binary, config, and systemd unit. `systemctl start neuron` runs
-runs discovery and serves `/discovery`.
+discovery and serves `/discovery`.
 
 ### Phase 11: llama.cpp harness stub
 

Cargo.lock

@@ -404,25 +404,6 @@ dependencies = [
  "urlencoding",
 ]
 
-[[package]]
-name = "cortex-neuron"
-version = "0.1.0"
-dependencies = [
- "anyhow",
- "async-trait",
- "axum",
- "clap",
- "cortex-core",
- "figment",
- "reqwest",
- "serde",
- "serde_json",
- "tokio",
- "toml",
- "tracing",
- "tracing-subscriber",
-]
-
 [[package]]
 name = "crossbeam-epoch"
 version = "0.9.18"
@@ -1201,6 +1182,25 @@ dependencies = [
  "tempfile",
 ]
 
+[[package]]
+name = "neuron"
+version = "0.1.0"
+dependencies = [
+ "anyhow",
+ "async-trait",
+ "axum",
+ "clap",
+ "cortex-core",
+ "figment",
+ "reqwest",
+ "serde",
+ "serde_json",
+ "tokio",
+ "toml",
+ "tracing",
+ "tracing-subscriber",
+]
+
 [[package]]
 name = "nom"
 version = "7.1.3"

crates/neuron/Cargo.toml

@@ -1,15 +1,15 @@
 [package]
-name = "cortex-neuron"
+name = "neuron"
 version.workspace = true
 edition.workspace = true
 license.workspace = true
 
 [lib]
-name = "cortex_neuron"
+name = "neuron"
 path = "src/lib.rs"
 
 [[bin]]
-name = "cortex-neuron"
+name = "neuron"
 path = "src/main.rs"
 
 [dependencies]

crates/neuron/src/main.rs

@@ -1,13 +1,13 @@
 use anyhow::Result;
 use clap::Parser;
-use cortex_neuron::{api, config::NeuronConfig, discovery, harness::HarnessRegistry, health};
+use neuron::{api, config::NeuronConfig, discovery, harness::HarnessRegistry, health};
 use std::sync::Arc;
 use std::time::Instant;
 use tokio::sync::RwLock;
 use tracing_subscriber::EnvFilter;
 
 #[derive(Parser)]
-#[command(name = "cortex-neuron")]
+#[command(name = "neuron")]
 #[command(about = "Per-node daemon for cortex inference clusters")]
 #[command(version)]
 struct Args {
@@ -25,7 +25,7 @@ async fn main() -> Result<()> {
     tracing_subscriber::fmt()
         .with_env_filter(
             EnvFilter::try_from_default_env()
-                .unwrap_or_else(|_| EnvFilter::new("info,cortex_neuron=debug")),
+                .unwrap_or_else(|_| EnvFilter::new("info,neuron=debug")),
         )
         .init();
 
@@ -69,7 +69,7 @@ async fn main() -> Result<()> {
 
     let app = api::neuron_routes().with_state(state);
     let addr: std::net::SocketAddr = format!("0.0.0.0:{port}").parse()?;
-    tracing::info!("cortex-neuron listening on {addr}");
+    tracing::info!("neuron listening on {addr}");
     let listener = tokio::net::TcpListener::bind(addr).await?;
     axum::serve(listener, app).await?;
 

crates/neuron/tests/api.rs

@@ -1,7 +1,7 @@
 use cortex_core::discovery::{DeviceInfo, DiscoveryResponse};
-use cortex_neuron::api::{self, NeuronState};
+use neuron::api::{self, NeuronState};
-use cortex_neuron::harness::HarnessRegistry;
+use neuron::harness::HarnessRegistry;
-use cortex_neuron::health::HealthCache;
+use neuron::health::HealthCache;
 use serde_json::json;
 use std::sync::Arc;
 use tokio::sync::RwLock;