fix(release): make publish reruns safe

Reuse the existing draft release and tagged snapshot, skip already-published packages on retry, and sync dev before undrafting so release reruns stop rewriting history and can recover cleanly from partial failures.

packages/plugin/script/publish.ts

@@ -6,9 +6,19 @@ import { fileURLToPath } from "url"
 const dir = fileURLToPath(new URL("..", import.meta.url))
 process.chdir(dir)
 
+async function published(name: string, version: string) {
+  return (await $`npm view ${name}@${version} version`.nothrow()).exitCode === 0
+}
+
 await $`bun tsc`
-const pkg = await import("../package.json").then((m) => m.default)
+const pkg = await import("../package.json").then(
+  (m) => m.default as { name: string; version: string; exports: Record<string, string> },
+)
 const original = JSON.parse(JSON.stringify(pkg))
+if (await published(pkg.name, pkg.version)) {
+  console.log(`already published ${pkg.name}@${pkg.version}`)
+  process.exit(0)
+}
 for (const [key, value] of Object.entries(pkg.exports)) {
   const file = value.replace("./src/", "./dist/").replace(".ts", "")
   // @ts-ignore