[CE/SP] Flush redis on docker stop (#11714)

* [CE/SP] Flush redis on `docker stop`

* Extracted `limit` to variable

Co-authored-by: Jakob Ackermann <jakob.ackermann@overleaf.com>

* Increased logging

---------

Co-authored-by: Jakob Ackermann <jakob.ackermann@overleaf.com>
GitOrigin-RevId: 4bcb4e70988337369acca0e80f243609bd6323ed

services/document-updater/scripts/flush_all.js

@@ -0,0 +1,28 @@
+const ProjectFlusher = require('../app/js/ProjectFlusher')
+
+async function main() {
+  console.log('Flushing all projects')
+  return new Promise((resolve, reject) => {
+    const options = {
+      limit: 100000,
+      concurrency: 5,
+    }
+    ProjectFlusher.flushAllProjects(options, err => {
+      if (err) {
+        reject(err)
+      } else {
+        resolve()
+      }
+    })
+  })
+}
+
+main()
+  .then(() => {
+    console.log('Done flushing all projects')
+    process.exit(0)
+  })
+  .catch(error => {
+    console.error('There was an error flushing all projects', { error })
+    process.exit(1)
+  })