chore: refactoring configuration

Author: Utilitycoder

Diff for: configuration/base.yml

@@ -0,0 +1,14 @@
+application:
+  port: 8000
+  host: 127.0.0.1
+  base_url: "http://127.0.0.1"
+database:
+  host: "localhost"
+  port: 5432
+  username: "postgres"
+  password: "password"
+  database_name: "newsletter"
+email_client:
+  base_url: "localhost"
+  sender_email: "[email protected]"
+  authorization_token: "my-secret-token"

Diff for: configuration/local.yml

@@ -0,0 +1,4 @@
+application:
+  host: 127.0.0.1
+database:
+  require_ssl: false

Diff for: configuration/production.yml

@@ -0,0 +1,7 @@
+application:
+  host: 0.0.0.0
+database:
+  require_ssl: true
+email_client:
+  base_url: "https://api.postmarkapp.com"
+  sender_email: "[email protected]"