Initial commit: OAuth IAM Laravel application

Laravel-based OAuth/IAM service with Passport, Vue 3 frontend, and
Docker Compose setup for local and production deployment.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

.dockerignore

@@ -0,0 +1,28 @@
+.git
+.gitignore
+.env
+.env.*
+!.env.production.example
+node_modules
+vendor
+public/build
+public/hot
+public/storage
+storage/*.key
+storage/api-docs
+storage/framework/cache/*
+storage/framework/sessions/*
+storage/framework/testing/*
+storage/framework/views/*
+storage/logs/*
+storage/pail
+docs/*.pdf
+bootstrap/cache/*.php
+tests
+.phpunit.cache
+.phpunit.result.cache
+.idea
+.vscode
+.DS_Store
+Dockerfile
+docker-compose*.yml