Bash command line handling showdown

.envrc.sample

@@ -1,8 +1,15 @@
-export RESTIC_SFTP_HOST="user@domain.tld"
+export RESTIC_HOST="user@domain.tld"
 export RESTIC_PASSWORD_FILE=/run/secrets/restic-password
 export BACKUP_DEST=/backups
 
 export SERVER_NAME=domain.tld
 export DOCKER_CONTEXT=$SERVER_NAME
 
+# uncomment either this:
+#export SSH_KEY_FILE=~/.ssh/id_rsa
+# or this:
+#export AWS_SECRET_ACCESS_KEY_FILE=s3
+#export AWS_ACCESS_KEY_ID=easter-october-emphatic-tug-urgent-customer
+
+# optionally limit subset of services for testing
 #export SERVICES_OVERRIDE="ghost_domain_tld_app ghost_domain_tld_db"