Loading version code env var into web server app

Makefile

@@ -2,10 +2,12 @@ APP_HOST ?= 0.0.0.0
 APP_PORT ?= 8000
 
 dev:
+	python3 -m dotenv -f version_code run \
 	python3 -m dotenv -f .env_debug run \
 	make cmd-dev
 
 prod:
+	python3 -m dotenv -f version_code run \
 	python3 -m gunicorn \
 	-w 4 -k uvicorn.workers.UvicornWorker \
 	-b $${APP_HOST}:$${APP_PORT} main:app

README.md

@@ -61,6 +61,8 @@ Make commands:
  loaded only in docker-compose by default
  - `.env_db` is a config for MySQL/MariaDB server,
  also loaded only in docker-compose for the mariadb container
+ - `version` contains only one variable, your application version code;
+ change it whatever you want or leave `1.0.0`
 #### The main config loaded by `app/common.py`:
  - `templates_dir`, `static_dir` contain the paths
  to templates and static files directories correspondingly

app/common.py

@@ -14,6 +14,7 @@ static_dir = str(file_dir.parent / 'static')
 
 # Main configuration
 class Settings(BaseSettings):
+    version: str = '1.0.0'
     debug: bool = False
     session_key: str = 'secret'
     csrf_key: str = 'secret'