remote: Upload bundled remote server binary to hosts without one

crates/remote/src/transport.rs

@@ -274,6 +274,21 @@ async fn build_remote_server_from_source(
         log::warn!("ZED_BUILD_REMOTE_SERVER is disabled, but no server binary exists on the server")
     }
 
+    // Bundles ship a prebuilt remote server next to the editor binary so installs without a
+    // zed checkout can still provision remote hosts. The .gz suffix makes the remote-side
+    // extract step gunzip it.
+    let bundled_remote_server = std::env::current_exe()
+        .ok()
+        .and_then(|exe| exe.parent().map(|dir| dir.join("zed-remote-server.gz")))
+        .filter(|path| path.is_file());
+    if let Some(bundled_remote_server) = bundled_remote_server {
+        if binary_exists_on_server {
+            return Ok(None);
+        }
+        log::info!("uploading bundled remote server binary");
+        return Ok(Some(bundled_remote_server));
+    }
+
     async fn run_cmd(command: &mut Command) -> Result<()> {
         let output = command
             .kill_on_drop(true)