feat: add initial .gitignore and README.md for project setup

.gitignore

@@ -0,0 +1,103 @@
+# Dependencies
+**/node_modules/
+**/npm-debug.log*
+**/yarn-debug.log*
+**/yarn-error.log*
+**/pnpm-debug.log*
+**/.pnpm-store/
+
+# Build outputs
+**/dist/
+**/build/
+**/.vite/
+
+# Environment variables
+**/.env
+**/.env.local
+**/.env.*.local
+**/.env.development
+**/.env.production
+
+# Testing
+**/coverage/
+**/.nyc_output/
+
+# Editor directories and files
+.vscode/*
+!.vscode/extensions.json
+!.vscode/settings.json
+.idea/
+*.swp
+*.swo
+*~
+.DS_Store
+*.sublime-project
+*.sublime-workspace
+
+# IDE - VSCode
+.vscode/
+!.vscode/settings.json
+!.vscode/tasks.json
+!.vscode/launch.json
+!.vscode/extensions.json
+
+# IDE - IntelliJ
+.idea/
+*.iml
+*.iws
+*.ipr
+
+# OS files
+.DS_Store
+Thumbs.db
+Desktop.ini
+
+# Docker
+**/.dockerignore
+**/docker-compose.override.yml
+
+# Database
+*.db
+*.db-journal
+*.sqlite
+*.sqlite3
+
+# Prisma
+**/prisma/migrations/*_migration/
+# Keep the schema and seed files
+!**/prisma/schema.prisma
+!**/prisma/seed.ts
+
+# Logs
+logs/
+*.log
+**/*.log
+lerna-debug.log*
+.pnpm-debug.log*
+
+# TypeScript
+*.tsbuildinfo
+
+# Frontend build outputs
+nest-front/dist/
+nest-front/build/
+nest-intra/dist/
+nest-intra/build/
+
+# Backend compiled output
+nest-backend/dist/
+
+# Temporary files
+*.tmp
+*.temp
+.cache/
+
+# Local development
+.history/
+.vercel/
+.turbo/
+
+# Package manager lock files (optional - uncomment if not tracking)
+# package-lock.json
+# yarn.lock
+# pnpm-lock.yaml