refactor(release): extract dotenv/snapshot/workflow shared lib

scripts/release/lib/process.mjs

@@ -0,0 +1,46 @@
+import { spawn } from "node:child_process";
+
+export function createRunner(rootDir) {
+  return function run(command, args, options = {}) {
+    const {
+      cwd = rootDir,
+      env = process.env,
+      input = null,
+      capture = false,
+    } = options;
+
+    return new Promise((resolve, reject) => {
+      const child = spawn(command, args, {
+        cwd,
+        env,
+        stdio: capture ? ["pipe", "pipe", "pipe"] : ["pipe", "inherit", "inherit"],
+        shell: process.platform === "win32",
+      });
+
+      let stdout = "";
+      let stderr = "";
+      if (capture) {
+        child.stdout.on("data", (chunk) => {
+          stdout += chunk.toString();
+        });
+        child.stderr.on("data", (chunk) => {
+          stderr += chunk.toString();
+        });
+      }
+
+      if (input) {
+        child.stdin.write(input);
+      }
+      child.stdin.end();
+
+      child.on("error", reject);
+      child.on("close", (code) => {
+        if (code === 0) {
+          resolve({ stdout, stderr });
+          return;
+        }
+        reject(new Error(stderr || stdout || `${command} ${args.join(" ")} failed with exit code ${code ?? 1}`));
+      });
+    });
+  };
+}