ci: zeiten randomisiert + badges entfernt

.gitea/workflows/build.yaml

@@ -1,7 +1,7 @@
 name: "lint, build and push"
 on:
   schedule:
-    - cron: "5 3 * * SUN"
+    - cron: "17 02 * * SUN"
   push:
     branches: [ master ]
   pull_request:

README.md

@@ -1,7 +1,5 @@
 # docker-postfix
 
-[![status-badge](https://ci.mgrote.net/api/badges/3/status.svg)](https://ci.mgrote.net/repos/3)
-
 Simple Postfix SMTP TLS relay [docker](http://www.docker.com) alpine based image with no local authentication enabled (to be run in a secure LAN).
 
 This image is available for the following architectures:
@@ -122,4 +120,3 @@ authenticate against the Gmail SMTP server(SMTP_USERNAME), the one on the email
 
 ### Debugging
 If you need troubleshooting the container you can set the environment variable _DEBUG=yes_ for a more verbose output.
-