create a sample configuration file and remove the config.ps1 from the repo

secrets_sample.ps1

@@ -0,0 +1,17 @@
+# Template file for backup destination configuration and email passwords.
+# Update this file to point to your restic repository and email service.
+# Rename to `secrets.ps1`
+
+# restic backup repository configuration
+$Env:AWS_ACCESS_KEY_ID='<KEY>'
+$Env:AWS_SECRET_ACCESS_KEY='<KEY>'
+$Env:RESTIC_REPOSITORY='<REPO URL>'
+$Env:RESTIC_PASSWORD='<BACKUP PASSWORD>'
+
+# email configuration
+$ResticEmailServer='<SMTP SERVER>'
+$ResticEmailPort='<SMTP PORT NUMBER, i.e. 25 or 587>'
+$ResticEmailTo='<DESTINATION EMAIL ADDRESS>'
+$ResticEmailFrom='<FROM EMAIL ADDRESS>'
+$ResticEmailUsername='<EMAIL LOGIN USERNAME OR EMPTY FOR NO USERNAME>'
+$ResticEmailPassword='<EMAIL PASSWORD OR EMPTY FOR NO PASSWORD>'