[v2] Ignore local Dusk env file (#2982)

* Ignore .env.dusk.local when commiting

* Update installation guide

.env.dusk.example

@@ -0,0 +1,29 @@
+APP_ENV=local
+APP_DEBUG=true
+APP_LOCALE=en
+APP_URL=http://127.0.0.1:8000
+APP_KEY=s7epnjtomsdond5zgfqgaqmwhhcjct02
+APP_CIPHER=AES-256-CBC
+REQUIRE_HTTPS=false
+NINJA_ENVIRONMENT=hosted
+
+DB_TYPE=mysql
+DB_STRICT=false
+DB_HOST=localhost
+DB_USERNAME=ninja
+DB_PASSWORD=ninja
+
+DB_CONNECTION=db-ninja-01
+DB_DATABASE1=db-ninja-01
+DB_DATABASE2=db-ninja-02
+MAIL_DRIVER=log
+MAIL_PORT=587
+MAIL_ENCRYPTION=tls
+MAIL_HOST=
+MAIL_USERNAME=
+MAIL_FROM_NAME=
+MAIL_FROM_ADDRESS=
+MAIL_PASSWORD=
+MAILGUN_DOMAIN=
+MAILGUN_SECRET=
+AUTH_PROVIDER=users

.gitignore

@@ -17,3 +17,5 @@ yarn-error.log
 /resources/assets/bower
 /public/vendor
 /public/logo
+
+.env.dusk.local

README.md

@@ -18,6 +18,7 @@ Curently the client portal and API are of alpha quality, to get started:
 git clone https://github.com/invoiceninja/invoiceninja.git
 git checkout v2
 cp .env.example .env
+cp .env.dusk.example .env.dusk.local
 composer update
 npm i
 npm run production