wip: base layout of config with validation

config/services.yaml

@@ -6,6 +6,7 @@
 parameters:
     # App
     app.url: '%env(APP_URL)%'
+    app.env: '%env(default:app.default.env:APP_ENV)%'
     app.version: '%env(default:app.default.version:APP_VERSION)%'
 
     # Debrid Services
@@ -32,6 +33,7 @@ parameters:
     app.cache.redis.host.default: 'redis://redis'
 
     # Various configs
+    app.default.env: 'prod'
     app.default.version: '0.dev'
     app.default.timezone: 'America/Chicago'