Fix .gitignore, add .env.example

.gitignore

@@ -16,8 +16,8 @@
 # Dotenv
 /src/.env
 /src/.env.*
-/src/!.env.example
-/src/!.env.sample
+!/src/.env.example
+!/src/.env.sample
 
 # Composer
 /src/vendor

src/.env.example

@@ -0,0 +1,28 @@
+DB_NAME='wordpress'
+DB_USER='wordpress'
+DB_PASSWORD='wordpress'
+
+# Optionally, you can use a data source name (DSN)
+# When using a DSN, you can remove the DB_NAME, DB_USER, DB_PASSWORD, and DB_HOST variables
+# DATABASE_URL='mysql://database_user:database_password@database_host:database_port/database_name'
+
+# Optional database variables
+DB_HOST='db'
+# DB_PREFIX='wp_'
+
+WP_ENV='development'
+WP_HOME='http://localhost'
+WP_SITEURL="${WP_HOME}/wp"
+
+# Specify optional debug.log path
+# WP_DEBUG_LOG='/path/to/debug.log'
+
+# Generate your keys here: https://roots.io/salts.html
+AUTH_KEY='generateme'
+SECURE_AUTH_KEY='generateme'
+LOGGED_IN_KEY='generateme'
+NONCE_KEY='generateme'
+AUTH_SALT='generateme'
+SECURE_AUTH_SALT='generateme'
+LOGGED_IN_SALT='generateme'
+NONCE_SALT='generateme'