Add monorepo configuration and development environment

.gitignore

@@ -1 +1,54 @@
-.vscode/settings.json
+# Dependencies
+node_modules/
+*/node_modules/
+
+# Production builds
+/app/www/
+/app/dist/
+/backend/dist/
+
+# Logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+
+# Environment files
+.env
+.env.local
+.env.development.local
+.env.test.local
+.env.production.local
+
+# IDE
+.vscode/
+.idea/
+*.swp
+*.swo
+
+# OS
+.DS_Store
+Thumbs.db
+
+# Cache
+.cache/
+.parcel-cache/
+.angular/
+
+# Coverage
+coverage/
+.nyc_output/
+
+# Docker
+.dockerignore
+
+# Database
+*.db
+*.sqlite
+
+# Images (if large)
+/backend/src/images/uploads/
+
+# Temporary
+tmp/
+temp/