Add DotEnv

.env

@@ -0,0 +1,17 @@
+# DotEnv file for All Environments
+#
+# It is added to the repo to provide most common and required ENV vars
+# To demonstrate a full list of variables that we need for the application
+#
+# `config/credentials.yml.enc` and `/config/master.key` were deleted
+# `Rails7. StartKit` does not rely on them for now
+#
+RAILS_VERSION=7.0.4.2
+SECRET_KEY_BASE=abracadabra
+ENV_NAME=unknown
+
+REDIS_HOST=redis
+REDIS_PORT=6379
+
+ELASTIC_HOST=elastic
+ELASTIC_PORT=9200

.env.development

@@ -0,0 +1,5 @@
+# DotEnv file for `development` environment
+#
+# This file should redefine `.env` and setup environment specific values
+#
+ENV_NAME=development

.env.production

@@ -0,0 +1,5 @@
+# DotEnv file for `production` environment
+#
+# This file should redefine `.env` and setup environment specific values
+#
+ENV_NAME=production

.env.test

@@ -0,0 +1,4 @@
+# DotEnv file for `test` environment
+#
+# This file should redefine `.env` and setup environment specific values
+ENV_NAME=test

.gitignore

@@ -56,3 +56,9 @@ config/environments/*.local.yml
 
 # gem SimpleCov
 coverage
+
+# Dot Env gem
+/.env.local
+/.env.test.local
+/.env.development.local
+/.env.production.local

Gemfile

@@ -5,6 +5,10 @@ git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 
 ruby "3.2.1"
 
+# Rails7. Start Kit
+# env variables
+gem "dotenv-rails", "2.8.1", require: "dotenv/rails-now"
+
 # Bundle edge Rails instead: gem "rails", github: "rails/rails", branch: "main"
 gem "rails", "7.0.4.2"
 

Gemfile.lock

@@ -100,6 +100,10 @@ GEM
       warden (~> 1.2.3)
     diff-lcs (1.5.0)
     docile (1.4.0)
+    dotenv (2.8.1)
+    dotenv-rails (2.8.1)
+      dotenv (= 2.8.1)
+      railties (>= 3.2)
     dry-configurable (1.0.1)
       dry-core (~> 1.0, < 2)
       zeitwerk (~> 2.6)
@@ -362,6 +366,7 @@ DEPENDENCIES
   config (= 4.1.0)!
   debug (= 1.7.1)
   devise (= 4.8.1)
+  dotenv-rails (= 2.8.1)
   faker (= 3.1.0)
   importmap-rails (= 1.1.5)
   jbuilder (= 2.11.5)

config/_CONFIG.yml

@@ -8,12 +8,12 @@
 # Settings.app.rails.version
 app:
   rails:
-    version: "7"
+    version: <%= ENV['RAILS_VERSION'] %>
 
 redis:
-  host: redis
-  port: 6379
+  host: <%= ENV['REDIS_HOST'] %>
+  port: <%= ENV['REDIS_PORT'] %>
 
 elastic:
-  host: elastic
-  port: 9200
+  host: <%= ENV['ELASTIC_HOST'] %>
+  port: <%= ENV['ELASTIC_PORT'] %>