helm-external-secrets/docs/guides-using-latest-image.md

You can test a feature that was not yet released using the following method, use it at your own discretion:

1. Create a values.yaml file with the following content:

   replicaCount: 1
   
   image:
   repository: ghcr.io/external-secrets/external-secrets
   pullPolicy: IfNotPresent
   # -- The image tag to use. The default is the chart appVersion.
   tag: "main"
   
   # -- If set, install and upgrade CRDs through helm chart.
   installCRDs: false
   

2. Install the crds

   make crds.install
   

3. Install the external-secrets Helm chart indicating the values file created before:

   helm install external-secrets external-secrets/external-secrets -f values.yaml