chore(release): 9.1.0-alpha.1 [skip ci]

# [9.1.0-alpha.1](https://github.com/parse-community/parse-server/compare/9.0.0...9.1.0-alpha.1) (2025-12-14)

### Features

* Add option `logLevels.signupUsernameTaken` to change log level of username already exists sign-up rejection ([#9962](https://github.com/parse-community/parse-server/issues/9962)) ([f18f307](f18f3073d7))

changelogs/CHANGELOG_alpha.md

@@ -1,3 +1,10 @@
+# [9.1.0-alpha.1](https://github.com/parse-community/parse-server/compare/9.0.0...9.1.0-alpha.1) (2025-12-14)
+
+
+### Features
+
+* Add option `logLevels.signupUsernameTaken` to change log level of username already exists sign-up rejection ([#9962](https://github.com/parse-community/parse-server/issues/9962)) ([f18f307](https://github.com/parse-community/parse-server/commit/f18f3073d70a292bc70b5d572ef58e4845de89ca))
+
 # [9.0.0-alpha.11](https://github.com/parse-community/parse-server/compare/9.0.0-alpha.10...9.0.0-alpha.11) (2025-12-14)
 
 

package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "parse-server",
-  "version": "9.0.0",
+  "version": "9.1.0-alpha.1",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "parse-server",
-      "version": "9.0.0",
+      "version": "9.1.0-alpha.1",
       "hasInstallScript": true,
       "license": "Apache-2.0",
       "dependencies": {

package.json

@@ -1,6 +1,6 @@
 {
   "name": "parse-server",
-  "version": "9.0.0",
+  "version": "9.1.0-alpha.1",
   "description": "An express module providing a Parse-compatible API server",
   "main": "lib/index.js",
   "repository": {