fix: mongodb indexes docs

Author: vasil-cf

codefresh/README.md

@@ -9,6 +9,7 @@ Helm chart for deploying [Codefresh On-Premises](https://codefresh.io/docs/docs/
 - [Prerequisites](#prerequisites)
 - [Get Repo Info](#get-repo-info)
 - [Install Chart](#install-chart)
+- [Post-installation steps](#post-installation-steps)
 - [Chart Configuration](#chart-configuration)
   - [Persistent services](#persistent-services)
   - [Configuring external services](#configuring-external-services)
@@ -117,6 +118,15 @@ global:
   #   key: firebase-secret
 ```
 
+- Specify `.Values.global.env.MONGO_AUTOMATIC_INDEX_CREATION` and `.Values.global.env.MONGO_AUTOMATIC_INDEX_CREATION`
+
+```yaml
+global:
+  env:
+    MONGO_AUTOMATIC_INDEX_CREATION: "true"
+    MONGOOSE_AUTO_INDEX: "true"
+```
+
 - Specify `.Values.ingress.tls.cert` and `.Values.ingress.tls.key` OR `.Values.ingress.tls.existingSecret`
 
 ```yaml
@@ -170,6 +180,17 @@ ingress-nginx:
       --timeout 15m
   ```
 
+## Post-installation steps
+
+- Disable auto-creation of MongoDB indexes:
+
+```yaml
+global:
+  env:
+    MONGO_AUTOMATIC_INDEX_CREATION: "false"
+    MONGOOSE_AUTO_INDEX: "false"
+```
+
 ## Chart Configuration
 
 See [Customizing the Chart Before Installing](https://helm.sh/docs/intro/using_helm/#customizing-the-chart-before-installing). To see all configurable options with detailed comments, visit the chart's [values.yaml](./values.yaml), or run these configuration commands: