no checkout when no commit hash

src/deploy.ts

@@ -7,7 +7,7 @@ import { rebuildCaddyfile } from "./caddy";
 
 type DeployInstance = {
 	host: string;
-	commitHash: string;
+	commitHash?: string;
 };
 
 export const deploy = async ({ host, commitHash }: DeployInstance) => {
@@ -29,7 +29,7 @@ export const deploy = async ({ host, commitHash }: DeployInstance) => {
 	$.cwd(path.join(serviceDir, "src"));
 	await $`git fetch origin ${branch}`;
 	await $`git reset --hard origin/${branch}`;
-	await $`git checkout ${commitHash}`;
+	commitHash && (await $`git checkout ${commitHash}`);
 
 	// Build
 	await $`make build`;