diff --git a/mattermost/.env b/mattermost/.env
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+# Container & Image Konfiguration
+MM_NAME=mattermost-server
+MM_IMAGE=mattermost/mattermost-team-edition:latest
+
+# Datenbank Konfiguration
+MM_POSTGRES_USER=mmuser
+MM_POSTGRES_PASSWORD=mmuser_password_aendern
+MM_POSTGRES_DB=mattermost
+
+# Mattermost Einstellungen
+MM_URL=http://localhost:8065
+MM_ADMIN_EMAIL=admin@example.com
+MM_ADMIN_USERNAME=admin
+MM_ADMIN_PASSWORD=dein_sicheres_passwort
+
+# Pfade (Base Directory)
+MM_VOLUME=./mattermost_data
+
+# Netzwerk / Hosts
+MM_EXTERNAL_HOST=dockerhost:127.0.0.1
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