hv1: early-exit at main (no plugin init); tokenizer: Stage-3 single-quote + full escapes (\/ \b \f \' \r fix); builder: route BinOp via SSOT emit_binop_to_dst; hv1 verify canary route (builder→Core); docs: phase-20.39 updates

src/main.rs

@@ -9,6 +9,25 @@ use nyash_rust::runner::NyashRunner;
 
 /// Thin entry point - delegates to CLI parsing and runner execution
 fn main() {
+    // hv1 direct (primary): earliest possible check before any bootstrap/log init
+    // If NYASH_VERIFY_JSON is present and route is requested, execute and exit.
+    // This avoids plugin host/registry initialization and keeps output minimal.
+    let has_json = std::env::var("NYASH_VERIFY_JSON").is_ok();
+    let route = std::env::var("HAKO_ROUTE_HAKOVM").ok().as_deref() == Some("1")
+        || std::env::var("HAKO_VERIFY_PRIMARY").ok().as_deref() == Some("hakovm");
+    if has_json && route {
+        let json = std::env::var("NYASH_VERIFY_JSON").unwrap_or_default();
+        // Minimal runner (no plugin init here); config parse is cheap and has no side effects.
+        let cfg = CliConfig::parse();
+        let runner = NyashRunner::new(cfg);
+        if std::env::var("NYASH_CLI_VERBOSE").ok().as_deref() == Some("1") {
+            eprintln!("[hv1-direct] early-exit (main)");
+        }
+        let rc = nyash_rust::runner::core_executor::run_json_v0(&runner, &json);
+        println!("{}", rc);
+        std::process::exit(rc);
+    }
+
     // Bootstrap env overrides from nyash.toml [env] early (管理棟)
     env_config::bootstrap_from_toml_env();
     // Parse command-line arguments