Expose all env vars to app container. (!263)

Resolves coop-cloud/organising#393 and is required for the auto updater coop-cloud/organising#236 (comment)

Co-authored-by: Moritz <moritz.m@local-it.org>
Reviewed-on: coop-cloud/abra#263

cli/internal/deploy.go

@@ -134,6 +134,7 @@ func DeployAction(c *cli.Context) error {
 	if err != nil {
 		logrus.Fatal(err)
 	}
+	config.ExposeAllEnv(app.StackName(), compose, app.Env)
 
 	if err := DeployOverview(app, version, "continue with deployment?"); err != nil {
 		logrus.Fatal(err)