fix(control): ship dev-pm2 launcher outside ignored scripts path

Move launcher to packages/server/dev-pm2.mjs (scripts/dev-* is gitignored)
and fix repo root resolution. Improve Ops pause/resume button disabled styles.

Co-authored-by: Nasyarobby Putra <nasyarobby@gmail.com>

packages/server/dev-pm2.mjs

@@ -0,0 +1,114 @@
+#!/usr/bin/env node
+/**
+ * Start Vite (:8500) + control (:8600). Control connects to PM2 and starts HTTP/workers.
+ *
+ * Usage: pnpm dev:pm2
+ */
+import { spawn } from "node:child_process";
+import path from "node:path";
+import { fileURLToPath } from "node:url";
+import net from "node:net";
+
+const root = path.resolve(path.dirname(fileURLToPath(import.meta.url)), "../..");
+const children = [];
+
+function run(command, args, opts = {}) {
+  const child = spawn(command, args, {
+    cwd: root,
+    stdio: "inherit",
+    env: {
+      ...process.env,
+      JFLOW_CORS_ORIGIN: process.env.JFLOW_CORS_ORIGIN ?? "http://localhost:8500",
+      JFLOW_CONTROL_PORT: process.env.JFLOW_CONTROL_PORT ?? "8600",
+      PORT: process.env.JFLOW_HTTP_PORT ?? "8700",
+      ...opts.env,
+    },
+    shell: false,
+  });
+  children.push(child);
+  child.on("exit", (code, signal) => {
+    if (shuttingDown) return;
+    console.error(`[dev:pm2] ${command} ${args.join(" ")} exited (${code ?? signal})`);
+    shutdown(code ?? 1);
+  });
+  return child;
+}
+
+let shuttingDown = false;
+
+async function redisReachable() {
+  const url = process.env.REDIS_URL || "redis://127.0.0.1:6379";
+  let host = "127.0.0.1";
+  let port = 6379;
+  try {
+    const u = new URL(url);
+    host = u.hostname || host;
+    port = Number(u.port || 6379);
+  } catch {
+    // keep defaults
+  }
+  return new Promise((resolve) => {
+    const socket = net.connect({ host, port });
+    socket.setTimeout(1500);
+    socket.on("connect", () => {
+      socket.destroy();
+      resolve(true);
+    });
+    socket.on("timeout", () => {
+      socket.destroy();
+      resolve(false);
+    });
+    socket.on("error", () => resolve(false));
+  });
+}
+
+async function shutdown(code = 0) {
+  if (shuttingDown) return;
+  shuttingDown = true;
+  for (const child of children) {
+    if (!child.killed) child.kill("SIGTERM");
+  }
+  // Best-effort: stop jflow apps so the next run is clean
+  try {
+    const stop = spawn(
+      process.platform === "win32" ? "npx.cmd" : "npx",
+      ["pm2", "delete", "jflow-http", "jflow-worker"],
+      { cwd: root, stdio: "ignore", shell: false },
+    );
+    await new Promise((r) => stop.on("exit", r));
+  } catch {
+    // ignore
+  }
+  process.exit(code);
+}
+
+process.on("SIGINT", () => void shutdown(0));
+process.on("SIGTERM", () => void shutdown(0));
+
+if (!(await redisReachable())) {
+  console.error(
+    "[dev:pm2] Redis is not reachable. Start Redis (default redis://127.0.0.1:6379) and retry.",
+  );
+  process.exit(1);
+}
+
+console.log("[dev:pm2] starting control on :8600 (PM2 will start HTTP :8700 + workers)");
+run(process.execPath, [path.join(root, "packages/server/control.js")], {
+  env: {
+    JFLOW_CONTROL_PORT: "8600",
+  },
+});
+
+// Give control a moment to migrate + spawn before Vite opens
+await new Promise((r) => setTimeout(r, 1500));
+
+console.log("[dev:pm2] starting Vite on :8500");
+run(
+  process.platform === "win32" ? "pnpm.cmd" : "pnpm",
+  ["--filter", "@jerapah-flow/web", "dev"],
+  {
+    env: {
+      // vite.config reads nothing; port is set in vite.config.js
+    },
+  },
+);

packages/server/package.json

@@ -6,7 +6,7 @@
   "main": "runner.js",
   "scripts": {
     "dev": "node --watch runner.js",
-    "dev:pm2": "node scripts/dev-pm2.mjs",
+    "dev:pm2": "node dev-pm2.mjs",
     "start": "node runner.js",
     "start:api": "node server.js",
     "start:worker": "node worker.js",