fix: add async-mutex to builds on large vaults

quartz/bootstrap-cli.mjs

@@ -16,6 +16,7 @@ import http from "http"
 import serveHandler from "serve-handler"
 import { WebSocketServer } from "ws"
 import { randomUUID } from "crypto"
+import { Mutex } from "async-mutex"
 
 const ORIGIN_NAME = "origin"
 const UPSTREAM_NAME = "upstream"
@@ -391,8 +392,10 @@ See the [documentation](https://quartz.jzhao.xyz) for how to get started.
       ],
     })
 
+    const buildMutex = new Mutex()
     const timeoutIds = new Set()
     const build = async (clientRefresh) => {
+      await buildMutex.acquire()
       const result = await ctx.rebuild().catch((err) => {
         console.error(`${chalk.red("Couldn't parse Quartz configuration:")} ${fp}`)
         console.log(`Reason: ${chalk.grey(err)}`)
@@ -415,6 +418,7 @@ See the [documentation](https://quartz.jzhao.xyz) for how to get started.
       const { default: buildQuartz } = await import(cacheFile + `?update=${randomUUID()}`)
       await buildQuartz(argv, clientRefresh)
       clientRefresh()
+      buildMutex.release()
     }
 
     const rebuild = (clientRefresh) => {