refactor state storge, UI editor

scripts/dev.mjs

@@ -0,0 +1,26 @@
+import { spawn } from "node:child_process";
+import { fileURLToPath } from "node:url";
+import path from "node:path";
+
+// WebStorm sometimes runs npm scripts with a different working directory (repo root),
+// which breaks module resolution for PostCSS/Tailwind. Force cwd to this package.
+const here = path.dirname(fileURLToPath(import.meta.url));
+const pkgRoot = path.resolve(here, "..");
+
+// Ensure this process (and any child tools that read process.cwd()) runs from package root,
+// even if the caller started in a different working directory (e.g. IDE run configs).
+process.chdir(pkgRoot);
+
+const nextBin = path.join(pkgRoot, "node_modules", "next", "dist", "bin", "next");
+
+// Forward any args passed after `--` from npm, e.g. `npm run dev -- --port 3005`.
+const extraArgs = process.argv.slice(2);
+const child = spawn(process.execPath, [nextBin, "dev", ...extraArgs], {
+  cwd: pkgRoot,
+  stdio: "inherit",
+  env: process.env,
+});
+
+child.on("exit", (code) => {
+  process.exit(code ?? 0);
+});