feat: add openim config set

Signed-off-by: Xinwei Xiong (cubxxw) <3293172751nss@gmail.com>

.gitignore

@@ -32,10 +32,12 @@ _output/
 deployments/charts/generated-configs/
 
 ### OpenIM Config ###
-config/config.yaml
-./config/config.yaml
 .env
-./.env
+config/config.yaml
+config/alertmanager.yml
+config/prometheus.yml
+config/email.tmpl
+config/notification.yaml
 
 ### OpenIM deploy ###
 deployments/openim-server/charts
@@ -388,8 +390,4 @@ Sessionx.vim
 
 # End of https://www.toptal.com/developers/gitignore/api/go,git,vim,tags,test,emacs,backup,jetbrains
 .idea
-dist/
-.env
-config/config.yaml
-config/alertmanager.yml
-config/prometheus.yml
+dist/