Transcriber: rewrite deploy

Same as homepage deploy

Prepare for two-step deploy:
- local build and fix local tag
- deploy to remote server

vars/transcriber.yml

@@ -0,0 +1,15 @@
+---
+app_name: "transcriber"
+app_user: "{{ app_name }}"
+base_dir: "/home/{{ app_user }}"
+
+config_dir: "{{ (base_dir, 'config') | path_join }}"
+config_file: "{{ (config_dir, 'config.toml') | path_join }}"
+
+data_dir: "{{ (base_dir, 'data') | path_join }}"
+backups_dir: "{{ (base_dir, 'backups') | path_join }}"
+
+docker_registry_prefix: "cr.yandex/crplfk0168i4o8kd7ade"
+
+# Registry images
+registry_transcriber_image: "{{ (docker_registry_prefix, transcriber_image) | path_join }}"