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update Readme.md for execEnvs 

Signed-off-by: yxxhero <aiopsclub@163.com>
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yxxhero 2022-05-14 10:13:09 +08:00
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@ -1126,6 +1126,16 @@ mysetting: |
The possibility is endless. Try importing values from your golang app, bash script, jsonnet, or anything! The possibility is endless. Try importing values from your golang app, bash script, jsonnet, or anything!
Then `execEnvs` same as `exec`, but it can receive a dict as the envs.
A usual usage of `execEnvs` would look like this:
```yaml
mysetting: |
{{ execEnvs (dict "envkey" "envValue") "./mycmd" (list "arg1" "arg2" "--flag1") | indent 2 }}
```
## Hooks ## Hooks
A Helmfile hook is a per-release extension point that is composed of: A Helmfile hook is a per-release extension point that is composed of: