chore: update cronjob environment

Author: Ivan Golman

src/crontab

@@ -1,2 +1,2 @@
-10 2 * * * source /env.sh && rcb backup > /proc/1/fd/1
+10 2 * * * source /.env && rcb backup > /proc/1/fd/1
 

src/entrypoint.sh

@@ -1,7 +1,7 @@
 #!/bin/sh
 
 # Dump all env vars so we can source them in cron jobs
-rcb dump-env > /env.sh
+rcb dump-env > /.env
 
 # Write crontab
 rcb crontab > crontab

src/restic_compose_backup/cli.py

@@ -241,7 +241,7 @@ def start_backup_process(config, containers):
             except Exception as ex:
                 logger.exception(ex)
                 errors = True
-                
+
     # restart stopped containers after backup
     if len(containers.stop_during_backup_containers) > 0:
         utils.start_containers(containers.stop_during_backup_containers)
@@ -304,8 +304,7 @@ def crontab(config):
 
 
 def dump_env():
-    """Dump all environment variables to a script that can be sourced from cron"""
-    print("#!/bin/bash")
+    """Dump all environment variables to a file that can be sourced from cron"""
     print("# This file was generated by stack-back")
     for key, value in os.environ.items():
         print("export {}='{}'".format(key, value))