updated example env

Author: tobias-kopelke-riskident

.env.example

@@ -0,0 +1,12 @@
+
+# railway.app maybe
+DATABASE_URL=postgresql://${PGUSER}:${PGUSER}@${PGHOST}:${PGPORT}/${PGDATABASE} 
+
+# github oauth credentials
+GITHUB_CLIENT_ID=
+GITHUB_CLIENT_SECRET=
+
+# running on localhost? will use VERCEL_URL as a fallback
+START_BASE_URL='http://127.0.0.1:3000'
+
+AUTH_SECRET=This_is_a_secret_that_should_be_changed_..._at_least_on_production_🥸