chore(deps): update git.cryptic.systems/volker.raschek/markdownlint docker tag to v0.45.0

.drone.yml

@@ -26,7 +26,7 @@ steps:
 - name: markdown lint
   commands:
   - markdownlint *.md
-  image: git.cryptic.systems/volker.raschek/markdownlint:0.44.0
+  image: git.cryptic.systems/volker.raschek/markdownlint:0.45.0
   resources:
     limits:
       cpu: 150
@@ -53,7 +53,7 @@ steps:
       from_secret: smtp_username
     SMTP_PASSWORD:
       from_secret: smtp_password
-  image: git.cryptic.systems/volker.raschek/drone-email:0.2.0
+  image: git.cryptic.systems/volker.raschek/drone-email:0.1.5
   resources:
     limits:
       cpu: 150

README.md

@@ -1,5 +1,6 @@
 # postfixadmin-charts
 
+[![Build Status](https://drone.cryptic.systems/api/badges/volker.raschek/postfixadmin-charts/status.svg)](https://drone.cryptic.systems/volker.raschek/postfixadmin-charts)
 [![Artifact Hub](https://img.shields.io/endpoint?url=https://artifacthub.io/badge/repository/volker-raschek)](https://artifacthub.io/packages/search?repo=volker-raschek)
 
 This is an inofficial helm chart for